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03-02-2022 дата публикации

Optical Imaging Lens Assembly

Номер: US20220035137A1

Автор: Xiangyue MENG, Litong SONG, Fujian DAI, Liefeng ZHAO

Принадлежит:

The disclosure provide an optical imaging lens assembly, which sequentially includes from an object side to an image side along an optical axis: a first lens having a negative refractive power; a second lens having a refractive power; a third lens having a refractive power; a fourth lens having a refractive power; a fifth lens having a refractive power; and a sixth lens having a positive refractive power; wherein ImgH is a half of a diagonal length of an effective pixel region on an imaging surface of the optical imaging lens assembly, ImgH satisfies: ImgH>5 mm; and Semi-FOV is a half of a maximum field of view of the optical imaging lens assembly, Semi-FOV satisfies: tan (Semi-FOV)>1.2, which makes the optical imaging lens assembly have features of a large image surface, a large wide angle, etc. 1. An optical imaging lens assembly , sequentially comprising from an object side to an image side along an optical axis:a first lens having a negative refractive power;a second lens having a refractive power;a third lens having a refractive power;a fourth lens having a refractive power;a fifth lens having a refractive power; anda sixth lens having a positive refractive power; {'br': None, 'i': 'ImgH', '>5 mm; and'}, 'wherein ImgH is a half of a diagonal length of an effective pixel region on an imaging surface of the optical imaging lens assembly, ImgH satisfies {'br': None, 'tan(Semi-FOV)>1.2.'}, 'Semi-FOV is a half of a maximum field of view of the optical imaging lens assembly, Semi-FOV satisfies2. The optical imaging lens assembly according to claim 1 , wherein RI is a relative illuminance corresponding to the maximum field of view of the optical imaging lens assembly claim 1 , RI satisfies:{'br': None, 'i': 'RI≥', '40%.'}39595. The optical imaging lens assembly according to claim 1 , wherein R is a curvature radius of an object-side surface of the fifth lens claim 1 , and f is an effective focal length of the fifth lens claim 1 , R and f satisfy:{'br': None, 'i': R', ...

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Номер записи: 1

11-02-2021 дата публикации

Номер: US20210181484A1

Автор: Jian WANG, Lingbo HE, Jianjun LI, Fujian DAI, Liefeng ZHAO

Принадлежит: ZHEJIANG SUNNY OPTICAL CO, LTD.

The present disclosure discloses an optical imaging system including, sequentially from an object side to an image side along an optical axis, a first lens, a second lens, a third lens, a fourth lens, a fifth lens, a sixth lens, and a seventh lens. Each of the first lens to seventh lens has refractive power. An object-side surface of the first lens is concave, and an image-side surface thereof is concave; an object-side surface of the second lens is convex, and an image-side surface thereof is convex; and an object-side surface of the third lens is concave, and an image-side surface thereof is convex. An effective focal length f of the fourth lens and a total effective focal length f of the optical imaging system satisfy −2.0 Подробнее

Номер записи: 7

24-02-2022 дата публикации

OPTICAL IMAGING LENS ASSEMBLY

Номер: US20220057607A1

Автор: Shuang ZHANG, Xiaobin ZHANG, Jianke WENREN, Fujian DAI, Liefeng ZHAO

Принадлежит: Zhejiang Sunny Optics Co., Ltd.

The present disclosure discloses an optical imaging lens assembly, along an optical axis from an object side to an image side, sequentially includes: a first lens having positive refractive power; a second lens; a third lens; a fourth lens; a fifth lens, an image-side surface of the fifth lens being a concave surface; a sixth lens having positive refractive power; and a seventh lens having negative refractive power, an object-side surface of the seventh lens being a convex surface, and an image-side surface of the seventh lens being a concave surface; where, half of a diagonal length ImgH of an effective pixel area on an image plane, an entrance pupil diameter EPD of the optical lens assembly, and a total effective focal length f of the optical imaging lens assembly may satisfy:ImgH*EPD/f>3.5 mm.

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Номер записи: 8

17-12-2020 дата публикации

OPTICAL IMAGING LENS ASSEMBLY

Номер: US20200393656A1

Автор: Lin HUANG, Fujian DAI, Liefeng ZHAO, HUANG LIN, DAI FUJIAN, ZHAO LIEFENG, HUANG, Lin, DAI, Fujian, ZHAO, Liefeng

Принадлежит: Zhejiang Sunny Optical Co., Ltd.

The present disclosure discloses an optical imaging lens assembly and an electronic device. The optical imaging lens assembly includes, sequentially from an object side to an image side along an optical axis, a first lens, a second lens, a third lens and at least two subsequent lenses. A distance TTL along the optical axis from an object-side surface of the first lens to an imaging plane of the optical imaging lens assembly and a total effective focal length f of the optical imaging lens assembly satisfy TTL/f<1. An optical part of at least one of the lenses included in the optical imaging lens assembly is trimmed in a Y-axis direction, and a maximum effective radius DY along the Y-axis of the trimmed lens and a maximum effective radius DX along a X-axis of the trimmed lens satisfy 0.5 Подробнее

Номер записи: 9

14-10-2021 дата публикации

Optical Imaging Lens Group

Номер: US20210318522A1

Автор: Jiaying ZHANG, Fujian DAI, Liefeng ZHAO

Принадлежит:

The disclosure discloses an optical imaging lens group, which sequentially includes from an object side to an image side along an optical axis: a first prism has a first reflective surface; a first lens has a refractive power and an object-side surface thereof is a convex surface; a second lens has a refractive power; a third lens has a refractive power, an object-side surface thereof is a concave surface and an image-side surface thereof is a convex surface; a fourth lens has a refractive power; a fifth lens has a refractive power; and a second prism has a second reflective surface. An optical distortion Dist. of the optical imaging lens group satisfies: |Dist.|<0.1%.

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Номер записи: 10

12-05-2022 дата публикации

Optical Imaging Lens Assembly

Номер: US20220146794A1

Автор: Jian WANG, Lingbo HE, Fujian DAI, Liefeng ZHAO

Принадлежит:

The disclosure provides an optical imaging lens assembly, which sequentially includes, from an object side to an image side along an optical axis: a first lens with a negative refractive power, an object-side surface thereof is a concave surface, an image-side surface thereof is a convex surface; a second lens with a refractive power; a diaphragm; a third lens with a refractive power, an object-side surface thereof is a convex surface, an image-side surface thereof is a convex surface; a fourth lens with a refractive power; and a fifth lens with a refractive power. Semi-FOV is a half of a maximum field of view of the optical imaging lens assembly, and Semi-FOV meets Semi-FOV≥55°. 1. An optical imaging lens assembly , sequentially comprising , from an object side to an image side along an optical axis:a first lens with a negative refractive power, an object-side surface thereof is a concave surface, an image-side surface thereof is a convex surface;a second lens with a refractive power;a diaphragm;a third lens with a refractive power, an object-side surface thereof is a convex surface, an image-side surface thereof is a convex surface;a fourth lens with a refractive power; anda fifth lens with a refractive power,wherein Semi-FOV is a half of a maximum field of view of the optical imaging lens assembly, and Semi-FOV meets Semi-FOV≥55°; andSAG11 is a distance from an intersection point of the object-side surface of the first lens and the optical axis to an effective radius vertex of the object-side surface of the first lens on the optical axis, SAG42 is a distance from an intersection point of an image-side surface of the fourth lens and the optical axis to an effective radius vertex of the image-side surface of the fourth lens on the optical axis, and SAG11 and SAG42 meet −2.5 Подробнее

Номер записи: 11

04-08-2022 дата публикации

Optical Imaging Lens Assembly and Fingerprint Identification Device

Номер: US20220244491A1

Автор: Li XIE, Fujian DAI, Liefeng ZHAO

Принадлежит:

The disclosure provides an optical imaging lens assembly and a fingerprint identification device with the optical imaging lens assembly. The optical imaging lens assembly sequentially comprises, from an object side to an image side along an optical axis: a first lens with a negative refractive power, an object-side surface thereof being a concave surface; a second lens with a positive refractive power, an object-side surface thereof being a convex surface; and a third lens with a positive refractive power, an object-side surface thereof being a convex surface while an image-side surface being a convex surface. EPD is an entrance pupil diameter of the optical imaging lens assembly, and a total effective focal length f of the optical imaging lens assembly and EPD meet f/EPD<1.65. FOV is a maximum field of view of the optical imaging lens assembly, and FOV meets 125° Подробнее

Номер записи: 12

27-09-2012 дата публикации

METHOD FOR GENERATING VIDEO DATA AND IMAGE PHOTOGRAPHING DEVICE THEREOF

Номер: US20120242783A1

Автор: Jung-pa SEO, Jang-hoon YOO, Liefeng ZHAO, SEO JUNG-PA, YOO JANG-HOON, ZHAO LIEFENG

Принадлежит: Samsung Electronicsd Co., Ltd.

A method for generating video data and an image photographing device implementing the same are provided. The method includes acquiring annular panoramic video data by performing panoramic video photographing, selecting an extraction area from each frame of the annular panoramic video data, and generating video data by combining the extraction area selected from each frame. 1. A method for generating video data in an image photographing device , comprising:acquiring annular panoramic video data by performing panoramic video photographing;selecting an extraction area from each frame of the annular panoramic video data; andgenerating video data by combining the extraction area selected from each frame.2. The method of claim 1 , wherein selecting the extraction area comprises:automatically detecting an object included in the annular panoramic video data; andselecting an area including the detected object from each frame of the annular panoramic video data,wherein a location of the object is different in each respective frame.3. The method of claim 1 , wherein selecting the extraction area comprises selecting an area of the annular panoramic video data touched by a user on a touch screen.4. The method of claim 1 , wherein selecting extraction area comprises:detecting a shaking of the image photographing device;moving, when the detected shaking is horizontal shaking, a displayed area of the annular panoramic video data in a screen of the image photographing device; andselecting, when the detected shaking is vertical shaking, an area on the annular panoramic video data displayed when vertical shaking is performed as the extraction area.5. The method of claim 1 , wherein selecting the extraction area comprises claim 1 , if an object included in the annular panoramic video data is selected according to a user touch claim 1 , selecting an area including the selected object of each frame of the annular panoramic video data as the extraction area.6. The method of claim 1 , ...

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Номер записи: 13

01-04-2021 дата публикации

Optical Imaging Lens

Номер: US20210096329A1

Автор: Saifeng LV, Fujian DAI, Liefeng ZHAO, LV SAIFENG, DAI FUJIAN, ZHAO LIEFENG, LV, Saifeng, DAI, Fujian, ZHAO, Liefeng

Принадлежит:

The disclosure discloses an optical imaging lens, which sequentially includes, from an object side to an image side along an optical axis, a first lens with refractive power, a second lens with positive refractive power, a third lens with negative refractive power, a fourth lens with refractive power, a fifth lens with refractive power, a sixth lens with refractive power, a seventh lens with refractive power and an eighth lens with negative refractive power. A distance on the optical axis from an object-side surface of the first lens to an imaging surface of the optical imaging lens TTL, ImgH is a half of diagonal length of an effective pixel region on the imaging surface of the optical imaging lens, ImgH and an Entrance Pupil Diameter (EPD) of the optical imaging lens meet TTL/(EPD×ImgH)<0.5 mm. 1. An optical imaging lens , sequentially comprising from an object side to an image side along an optical axis:a first lens with refractive power;a second lens with positive refractive power;a third lens with negative refractive power;a fourth lens with refractive power;a fifth lens with refractive power;a sixth lens with refractive power;a seventh lens with refractive power; andan eighth lens with negative refractive power;{'sup': '−1', 'wherein, a distance TTL on the optical axis from an object-side surface of the first lens to an imaging surface of the optical imaging lens, ImgH is a half of diagonal length of an effective pixel region on the imaging surface of the optical imaging lens, ImgH and an Entrance Pupil Diameter (EPD) of the optical imaging lens meet TTL/(EPD×ImgH)<0.5 mm; and'}a total effective focal length f of the optical imaging lens, a curvature radius R8 of an image-side surface of the fourth lens and a curvature radius R9 of an object-side surface of the fifth lens meet −2.0 Подробнее

Номер записи: 14

23-06-2022 дата публикации

OPTICAL IMAGING LENS ASSSEMBLY

Номер: US20220196990A1

Автор: Qiqi LOU, Fujian DAI, Liefeng ZHAO

Принадлежит: ZHEJIANG SUNNY OPTICS CO., LTD

An optical imaging lens assembly includes, sequentially from an object side to an image side along an optical axis, a first lens (E1) having a positive refractive power; a second lens (E2) having a refractive power; a third lens (E3) having a positive refractive power and an object-side surface (S5) of the third lens (E3) being convex; a fourth lens (E4) having a refractive power; a fifth lens (E5) having a refractive power and an image-side surface (S10) of the fifth lens (E5) being concave; a sixth lens (E6) having a refractive power; and a seventh lens (E7) having a refractive power. Half of a diagonal length ImgH of an effective pixel area on the imaging plane (S17) of the optical imaging lens assembly and an entrance pupil diameter EPD of the optical imaging lens assembly satisfy: ImgH/EPD<0.7.

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Номер записи: 15

22-12-2022 дата публикации

Optical Imaging Lens Assembly

Номер: US20220404588A1

Автор: Haidong XIAO, Fujian DAI, Liefeng ZHAO

Принадлежит:

The disclosure provides an optical imaging lens assembly, sequentially including, from an object side to an image side along an optical axis: an iris diaphragm; a first lens with a positive refractive power, an object-side surface thereof is a convex surface, and an image-side surface thereof is a concave surface; a second lens with a refractive power; a third lens with a refractive power; a fourth lens with a refractive power; a fifth lens with a refractive power: a sixth lens with refractive power; a seventh lens with a positive refractive power; and an eighth lens with a negative refractive power. EPDmaxis a maximum entrance pupil diameter of the optical imaging lens assembly, EPDminis a minimum entrance pupil diameter of the optical imaging lens assembly, and EPDmax, EPDminand a total effective focal length f of the optical imaging lens assembly satisfy: f/(EPDmax−EPDmin)>2.2.

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Номер записи: 16

19-05-2022 дата публикации

Optical Imaging Lens Assembly

Номер: US20220155564A1

Автор: Shuang ZHANG, Xiaobin ZHANG, Jianke WENREN, Fujian DAI, Liefeng ZHAO

Принадлежит:

The disclosure discloses an optical imaging lens assembly, which sequentially includes, from an object side to an image side along an optical axis: a first lens with a positive refractive power; a variable diaphragm; a second lens; a third lens; a fourth lens; a fifth lens with a negative refractive power; a sixth lens with a positive refractive power; and a seventh lens with a negative refractive power. EPDmax is a maximum entrance pupil diameter of the optical imaging lens assembly, EPDmin is a minimum entrance pupil diameter of the optical imaging lens assembly, and EPDmax, EPDmin and a total effective focal length f of the optical imaging lens assembly meet 3.0 Подробнее

Номер записи: 17

04-08-2022 дата публикации

OPTICAL IMAGING LENS GROUP

Номер: US20220244503A1

Автор: Xiaofang WANG, Xiaobin ZHANG, Jianke WENREN, Fujian DAI, Liefeng ZHAO

Принадлежит: ZHEJIANG SUNNY OPTICS CO., LTD.

The present disclosure discloses an optical imaging lens group. The optical imaging lens group comprises, sequentially along an optical axis from an object side to an image side, a first lens, a second lens, a third lens, a fourth lens, a fifth lens, a sixth lens, a seventh lens and an eighth lens, wherein the first lens, the second lens, the third lens, the fourth lens, the fifth lens, the sixth lens, the seventh lens and the eighth lens have refractive powers. At least one lens in the first lens to the eighth lens has a non-rotationally symmetric aspheric surface; a total effective focal length fy of the optical imaging lens group in a Y-axis direction and a total effective focal length fx of the optical imaging lens group in an X-axis direction satisfy: fy/fx<0.8; and an f-number Fnoy of the optical imaging lens group in the Y-axis direction satisfies: Fnoy<2.9.

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Номер записи: 18

27-01-2022 дата публикации

Optical Imaging Lens Assembly

Номер: US20220026684A1

Автор: Yang GAO, Xiangxi WU, Wuchao XU, Fujian DAI, Liefeng ZHAO

Принадлежит:

The disclosure provides an optical imaging lens assembly, which sequentially includes from an object side to an image side along an optical axis: a first lens with a refractive power; a second lens with a refractive power; a third lens with a refractive power; a fourth lens with a refractive power; a fifth lens with a refractive power; and a sixth lens with a refractive power. Wherein Semi-FOV is a half of a maximum field of view of the optical imaging lens assembly, and Semi-FOV satisfies Semi-FOV≥60°; A curvature radius of an object-side surface of the first lens and a curvature radius of an image-side surface of the first lens satisfy −2.5<(R1−R2)/(R1+R2)<−1.0; A curvature radius of an object-side surface of the second lens and a curvature radius of an image-side surface of the second lens satisfy 1.5 Подробнее

Номер записи: 19

14-10-2021 дата публикации

Zoom Lens Group

Номер: US20210318527A1

Автор: Yang GAO, Kaiyuan ZHANG, Fujian DAI, Liefeng ZHAO

Принадлежит:

The disclosure discloses a zoom lens group. The zoom lens group sequentially includes from an object side to an image side along an optical axis: a first lens group having a negative refractive power, the first lens group including a first lens and a second lens which are sequentially arranged along the optical axis; a second lens group having a positive refractive power, the second lens group including a third lens, a fourth lens and a fifth lens which are sequentially arranged along the optical axis; and a third lens group having a positive refractive power, a separation distance between the first lens group and the second lens group on the optical axis and a separation distance between the second lens group and the third lens group on the optical axis are adjusted, so as to switch the zoom lens group from a wide-angle state to a long-focus state.

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Номер записи: 20

28-10-2021 дата публикации

CAMERA LENS ASSEMBLY

Номер: US20210333514A1

Автор: Jin ZHOU, Jianke WENREN, Fujian DAI, Liefeng ZHAO

Принадлежит: ZHEJIANG SUNNY OPTICS CO., LTD.

The present disclosure discloses a camera lens assembly including, sequentially from an object side to an image side along an optical axis, a stop; a first lens having refractive power; a second lens having positive refractive power, a convex object-side surface and a convex image-side surface; a third lens having negative refractive power and a concave image-side surface; a fourth lens having refractive power; a fifth lens having refractive power and a convex image-side surface; and a sixth lens having negative refractive power and a concave image-side surface. A combined focal length f12 of the first lens and the second lens and half of a maximum field-of-view Semi-FOV of the camera lens assembly satisfy: 1.00 mm Подробнее

Номер записи: 21

18-01-2024 дата публикации

OPTICAL CAMERA LENS ASSEMBLY

Номер: US20240019664A1

Автор: Jiadong ZHU, Xiancui DING, Lin HUANG, Liefeng ZHAO, Fujian DAI, Zeguang WANG, Hui LI, Chao WANG, Yalin REN

Принадлежит: Zhejiang Sunny Optics Co., Ltd

An optical camera lens assembly is provided, including: a lens group, including a first lens, a second lens, a third lens, a fourth lens, a fifth lens, a sixth lens and a seventh lens arranged sequentially along an optical axis from an object side to an image side, where, each of the first, the fourth, and the sixth lens has a positive refractive power, and each of the second, the third, the fifth, and the seventh lens has a negative refractive power; and a plurality of spacing elements, including a third spacing element disposed between the third lens and the fourth lens and in contact with an image-side surface of the third lens; the optical camera lens assembly satisfies: 3.0<(R3+R4)/d3s<5.0.

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Номер записи: 22

10-02-2022 дата публикации

OPTICAL IMAGING LENS ASSEMBLY

Номер: US20220043240A1

Автор: Yu TANG, Yu ZHOU, Fujian DAI, Liefeng ZHAO

Принадлежит: Zhejiang Sunny Optics Co., Ltd.

An optical imaging lens assembly is provided. The optical imaging lens assembly comprises, sequentially along an optical axis from an object side to an image side, a first lens having a refractive power; a second lens having a refractive power; a third lens having a refractive power; a fourth lens having a refractive power, an object-side surface of the fourth lens being a concave surface; a fifth lens having a negative refractive power, an object-side surface of the fifth lens being a convex surface; a sixth lens having a refractive power; a seventh lens having a refractive power; and an eighth lens having a refractive power, wherein a maximal field-of-view FOV of the optical imaging lens assembly and an effective focal length f of the optical imaging lens assembly satisfy: tan(FOV/2)×f>7.68.

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Номер записи: 23

25-11-2021 дата публикации

Optical Imaging Lens

Номер: US20210364755A1

Автор: Shuang ZHANG, Xiaobin ZHANG, Jianke WENREN, Fujian DAI, Liefeng ZHAO

Принадлежит:

The disclosure discloses an optical imaging lens, which sequentially includes from an object side to an image side along an optical axis: a first lens has a positive refractive power; a second lens has a positive refractive power; a third lens, an object-side surface thereof is a concave surface, and an image-side surface thereof is a convex surface; a fourth lens; a fifth lens has a positive refractive power; a sixth lens has a negative refractive power; TTL is a distance from an object-side surface of the first lens to an imaging surface of the optical imaging lens on the optical axis, ImgH is a half the diagonal length of an effective pixel area on the imaging surface of the optical imaging lens, and TTL and ImgH satisfy TTL/ImgH<1.3; and TTL satisfies TTL<5.0 mm.

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Номер записи: 24

19-05-2022 дата публикации

Optical Imaging Lens Group

Номер: US20220155560A1

Автор: Xiaofang WANG, Fujian DAI, Liefeng ZHAO

Принадлежит:

The disclosure provides an optical imaging lens group, which sequentially includes from an object side to an image side along an optical axis: a first lens with a negative refractive power; a second lens with a refractive power; a third lens with a refractive power, an image-side surface thereof is a concave surface; a fourth lens with a negative refractive power; a fifth lens with a refractive power; and a sixth lens with a refractive power. Semi-FOV is a half of a maximum field of view of the optical imaging lens group, and Semi-FOV satisfies 45° Подробнее

Номер записи: 25

21-10-2021 дата публикации

Zoom Lens Group

Номер: US20210325647A1

Автор: Yang GAO, Fujian DAI, Liefeng ZHAO

Принадлежит:

The disclosure discloses a zoom lens group, which sequentially includes, from an object side to an image side along an optical axis: a first lens group with negative refractive power, including a first lens and a second lens, wherein the first lens has negative refractive power, and an object-side surface thereof is a concave surface; a second lens group with positive refractive power; a third lens group with positive refractive power; and a fourth lens group with negative refractive power. A spacing distance of the first lens group and the second lens group on an optical axis, a spacing distance of the second lens group and the third lens group on the optical axis and a spacing distance of the third lens group and the fourth lens group on the optical axis are changed to switch the zoom lens group from a telephoto state to a wide-angle state.

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Номер записи: 26

25-11-2021 дата публикации

OPTICAL IMAGING LENS ASSEMBLY

Номер: US20210364753A1

Автор: Lin HUANG, Yinghui YUAN, Fujian DAI, Liefeng ZHAO

Принадлежит:

The present disclosure discloses an optical imaging lens assembly, along an optical axis from an object side to an image side, sequentially includes: a first lens having a refractive power; a second lens having a refractive power; a third lens having a refractive power, an object-side surface of the third lens being a convex surface; a fourth lens having a negative refractive power; a fifth lens having a refractive power, an object-side surface of the fifth lens being a concave surface; and a sixth lens having a refractive power; half of a maximal field-of-view Semi-FOV of the optical imaging lens assembly satisfying: Semi-FOV≥60°; a center thickness CT3 of the third lens on the optical axis and a spacing distance T12 between the first lens and the second lens on the optical axis satisfying: 2.5 Подробнее

Номер записи: 27

26-08-2021 дата публикации

Номер: US20210124152A1

Автор: Haidong XIAO, Kaiyuan ZHANG, Fujian DAI, Liefeng ZHAO, XIAO HAIDONG, ZHANG KAIYUAN, DAI FUJIAN, ZHAO LIEFENG, XIAO, Haidong, ZHANG, Kaiyuan, DAI, Fujian, ZHAO, Liefeng

Принадлежит: Zhejiang Sunny Optical Co., Ltd

The present disclosure discloses a camera lens group including, sequentially from an object side to an image side along an optical axis, a first lens having refractive power with a concave image-side surface; a stop; a second lens having positive refractive power with a convex image-side surface; a third lens having refractive power with a concave image-side surface; a fourth lens having positive refractive power with a convex image-side surface; and a fifth lens having negative refractive power with a convex object-side surface and a concave image-side surface. A maximum effective radius DT11 of an object-side surface of the first lens and half of a maximal field-of-view Semi-FOV of the camera lens group satisfy: 2.50 mm Подробнее

Номер записи: 31

06-01-2022 дата публикации

Imaging Lens Assembly

Номер: US20220003970A1

Автор: Yi ZHANG, Fujian DAI, Liefeng ZHAO

Принадлежит:

The disclosure provides an imaging lens assembly, which sequentially includes, from an object side to an image side along an optical axis, a movable diaphragm, a first lens with a positive refractive power, a second lens with a negative refractive power, a third lens with a refractive power, a fourth lens with a refractive power, a fifth lens with a refractive power and a sixth lens with a negative refractive power, wherein TSmin is a distance from the movable diaphragm at a minimum distance from an imaging surface of the imaging lens assembly to an object-side surface of the first lens on the optical axis, TSmax is a distance from the movable diaphragm at a maximum distance from the imaging surface of the imaging lens assembly to the object-side surface of the first lens on the optical axis and EPDmin is a minimum entrance pupil diameter of the imaging lens assembly. 1. An imaging lens assembly , sequentially comprising , from an object side to an image side along an optical axis:a movable diaphragm,a first lens with a positive refractive power,a second lens with a negative refractive power,a third lens with a refractive power,a fourth lens with a refractive power,a fifth lens with a refractive power and a sixth lens with a negative refractive power,wherein TSmin is a distance from the movable diaphragm at a minimum distance from an imaging surface of the imaging lens assembly to an object-side surface of the first lens on the optical axis, TSmax is a distance from the movable diaphragm at a maximum distance from the imaging surface of the imaging lens assembly to the object-side surface of the first lens on the optical axis, EPDmin is a minimum entrance pupil diameter (EPD) of the imaging lens assembly, TSmin and TSmax and EPDmin meet 1≤EPDmin/(|TSmin|+|TSmax|)≤2.5.2. The imaging lens assembly according to claim 1 , wherein ImgH is a half of a diagonal length of an effective pixel region on an imaging surface of the imaging lens assembly claim 1 , a total ...

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Номер записи: 32

18-02-2021 дата публикации

OPTICAL LENS ASSEMBLY, DEVICE, AND IMAGE FORMING METHOD

Номер: US20210048617A1

Автор: Byung-kwon KANG, Liefeng ZHAO, KANG BYUNG-KWON, ZHAO LIEFENG, KANG, Byung-kwon, ZHAO, Liefeng

Принадлежит: SAMSUNG ELECTRONICS CO LTD

Provided are an optical lens assembly and an electronic device including the optical lens assembly. The optical lens assembly includes a front group closest to an object side and including a first lens having a positive refractive power and an image side surface that is concave, and a second lens having a negative refractive power, a third lens having a negative refractive power, and a fourth lens having a positive refractive power. Other embodiments may be provided.

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Номер записи: 33

07-01-2021 дата публикации

OPTICAL IMAGING LENS ASSEMBLY

Номер: US20210003824A1

Автор: Lihui YE, Fujian DAI, Liefeng ZHAO, YE LIHUI, DAI FUJIAN, ZHAO LIEFENG, YE, Lihui, DAI, Fujian, ZHAO, Liefeng

Принадлежит: Zhejiang Sunny Optical Co., Ltd.

The present disclosure provides an optical imaging lens assembly including, sequentially from an object side to an image side along an optical axis, a first lens having a positive refractive power; a second lens having a positive refractive power; a third lens having a negative refractive power; a fourth lens having a refractive power, an object-side surface thereof being a concave surface, and an image-side surface thereof being a convex surface; a fifth lens having a refractive power; a sixth lens having a positive refractive power, an object-side surface thereof being a concave surface, and an image-side surface thereof being a convex surface; and a seventh lens having a refractive power. An effective focal length f of the optical imaging lens assembly and an entrance pupil diameter of the optical imaging lens assembly satisfy f/EPD<1.5. 1. An optical imaging lens assembly , sequentially from an object side to an image side of the optical imaging lens assembly along an optical axis , comprising:a first lens having a positive refractive power;a second lens having a positive refractive power;a third lens having a negative refractive power;a fourth lens having a refractive power, an object-side surface of the fourth lens being a concave surface, and an image-side surface of the fourth lens being a convex surface;a fifth lens having a refractive power;a sixth lens having a positive refractive power, an object-side surface of the sixth lens being a concave surface, and an image-side surface of the sixth lens being a convex surface;a seventh lens having a refractive power; andwherein f/EPD<1.5, where f is an effective focal length of the optical imaging lens assembly and EPD is an entrance pupil diameter of the optical imaging lens assembly.2. The optical imaging lens assembly according to claim 1 , wherein the optical imaging lens assembly further comprises a stop claim 1 , and the stop is disposed between the object side and the first lens.31. The optical imaging ...

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Номер записи: 34

17-03-2022 дата публикации

Optical Imaging Lens Assembly

Номер: US20220082803A1

Автор: Jia LU, Binqing WANG, Meng YANG, Fujian DAI, Liefeng ZHAO

Принадлежит:

The disclosure provide an optical imaging lens assembly, which sequentially includes from an object side to an image side along an optical axis: a first lens, a second lens, a third lens, a fourth lens, a fifth lens, a sixth lens, a seventh lens, an eighth lens, a ninth lens and a tenth lens having refractive powers respectively; wherein the first lens, the third lens and the ninth lens have positive refractive powers respectively; the second lens and the tenth lens have negative refractive powers respectively; and f is a total effective focal length of the optical imaging lens assembly, and EPD is an entrance pupil diameter of the optical imaging lens assembly, f and EPD satisfy: f/EPD<1.5. 1. An optical imaging lens assembly , sequentially comprising from an object side to an image side along an optical axis: a first lens , a second lens , a third lens , a fourth lens , a fifth lens , a sixth lens , a seventh lens , an eighth lens , a ninth lens and a tenth lens having refractive powers respectively; whereinthe first lens, the third lens and the ninth lens have positive refractive powers respectively;the second lens and the tenth lens have negative refractive powers respectively; andf is a total effective focal length of the optical imaging lens assembly and EPD is an entrance pupil diameter of the optical imaging lens assembly, f and EPD satisfy: f/EPD<1.5.2. The optical imaging lens assembly as claimed in claim 1 , wherein f1 is an effective focal length of the first lens claim 1 , and f3 is an effective focal length of the third lens claim 1 , f1 and f3 satisfy: 0.7 Подробнее

Номер записи: 35

28-10-2021 дата публикации

CAMERA LENS GROUP

Номер: US20210333517A1

Автор: Long LI, Jianke WENREN, Fujian DAI, Liefeng ZHAO

Принадлежит: ZHEJIANG SUNNY OPTICS CO., LTD.

The present disclosure discloses a camera lens group including, sequentially from an object side to an image side along an optical axis, a first lens having refractive power; a first prism having a first reflecting surface, and an angle between the first reflecting surface and the optical axis being 45°; a stop; a second lens having refractive power; a third lens having refractive power; a fourth lens having refractive power; a second prism having a second reflecting surface, and an angle between the second reflecting surface and the optical axis being 45°; and a fifth lens having refractive power. A maximum field-of-view FOV of the camera lens group satisfies: FOV≥80.0°.

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Номер записи: 36

28-10-2021 дата публикации

OPTICAL IMAGING LENS ASSEMBLY

Номер: US20210333508A1

Автор: Jian WANG, Lingbo HE, Jianjun LI, Fujian DAI, Liefeng ZHAO

Принадлежит:

An optical imaging lens assembly including, sequentially from an object side to an image side along an optical axis, a first lens, a second lens, a third lens and a fourth lens. Each of the first lens to the fourth lens has refractive power. A total effective focal length f of the optical imaging lens assembly and an effective focal length f1 of the first lens satisfy: 2.0 Подробнее

Номер записи: 37

03-03-2022 дата публикации

Zoom Lens Assembly

Номер: US20220066184A1

Автор: Qian ZHANG, Yabin HU, Fujian DAI, Liefeng ZHAO

Принадлежит:

The disclosure provides a zoom lens assembly, which sequentially includes from an object side to an image side along an optical axis: a first lens group; a second lens group with a positive refractive power, spaced from the first lens group by a first air space and movable on the optical axis; a third lens group with a positive refractive power, spaced from the second lens group by a second air space and movable on the optical axis; and a fourth lens group, spaced from the third lens group by a third air space; wherein a Total Track Length (TTL) of the zoom lens assembly and a difference Δf between an effective focal length of the zoom lens assembly at a wide end and an effective focal length of the zoom lens assembly at a tele end satisfy 2.5 Подробнее

Номер записи: 38

26-08-2021 дата публикации

Optical Imaging Lens Assembly

Номер: US20210263276A1

Автор: Wenbo HUANG, Lingbo HE, Fujian DAI, Liefeng ZHAO

Принадлежит:

Some embodiments of the disclosure provide an optical imaging lens assembly. From an object side to an image side along an optical axis, the optical imaging lens assembly sequentially includes: a first lens having a refractive power; a second lens having a refractive power, and an object-side surface of the second lens is a convex surface, and an image-side surface of the second lens is a concave surface; a third lens having a refractive power; a fourth lens having a refractive power; a fifth lens having a refractive power; a sixth lens having a positive refractive power, an object-side surface of the sixth lens is a convex surface, and an image-side surface of the sixth lens is a convex surface; and a seventh lens having a negative refractive power, an object-side surface of the seventh lens is a concave surface, and an image-side surface is a concave surface. 1. An optical imaging lens assembly , comprising a first lens , a second lens , a third lens , a fourth lens , a fifth lens , a sixth lens and a seventh lens which are provided in sequence from an object side to an image side along an optical axis , whereinthe first lens has a refractive power;the second lens has a refractive power, wherein, an object-side surface of the second lens is a convex surface, and an image-side surface of the second surface is a concave surface;the third lens has a refractive power;the fourth lens has a refractive power;the fifth lens has a refractive power;the sixth lens has a positive refractive power, an object-side surface of the sixth lens is a convex surface, and an image-side surface of the sixth lens is a convex surface; andthe seventh lens has a negative refractive power, an object-side surface of the seventh lens is a concave surface, and an image-side surface of the seventh lens is a concave surface,wherein a distance FFL on the optical axis between the image-side surface of the seventh lens and an imaging surface of the optical imaging lens assembly, and an axial ...

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Номер записи: 39

27-01-2022 дата публикации

Optical Imaging Lens Assembly

Номер: US20220026683A1

Автор: Xiangyue MENG, Litong SONG, Fujian DAI, Liefeng ZHAO

Принадлежит:

The disclosure provides an optical imaging lens assembly, which sequentially includes from an object side to an image side along an optical axis: a first lens, a second lens, a third lens, a fourth lens, a fifth lens, and a sixth lens with a refractive power respectively; a center thickness CT3 of the third lens on the optical axis and a center thickness CT4 of the fourth lens on the optical axis satisfy 1.0≤CT4/CT3<1.5; and a spacing distance T34 between the third lens and the fourth lens on the optical axis and a spacing distance T45 between the fourth lens and the fifth lens on the optical axis satisfy 4.0 Подробнее

Номер записи: 40

24-02-2022 дата публикации

CAMERA LENS GROUP

Номер: US20220057605A1

Автор: Yanping LI, Lingbo HE, Fujian DAI, Liefeng ZHAO

Принадлежит: ZHEJIANG SUNNY OPTICS CO., LTD.

A camera lens group including, a first lens having positive refractive power, a convex object-side surface and a concave image-side surface; a second lens having refractive power, a convex object-side surface and a concave image-side surface; a third lens having negative refractive power and a concave image-side surface; a fourth lens having positive refractive power, a convex object-side surface and a concave image-side surface; a fifth lens having refractive power, a convex object-side surface and a concave image-side surface; a sixth lens having positive refractive power, a concave object-side surface and a convex image-side surface; a seventh lens having refractive power; an eighth lens having refractive power and a convex image-side surface; a ninth lens having refractive power, a concave object-side surface and a convex image-side surface; and a tenth lens having negative refractive power, a concave object-side surface and a concave image-side surface. 1. A camera lens group , sequentially from an object side to an image side of the camera lens group along an optical axis , comprising:a first lens having positive refractive power, a convex object-side surface and a concave image-side surface;a second lens having refractive power, a convex object-side surface and a concave image-side surface;a third lens having negative refractive power and a concave image-side surface;a fourth lens having positive refractive power, a convex object-side surface and a concave image-side surface;a fifth lens having refractive power, a convex object-side surface and a concave image-side surface;a sixth lens having positive refractive power, a concave object-side surface and a convex image-side surface;a seventh lens having refractive power;an eighth lens having refractive power and a convex image-side surface;a ninth lens having refractive power, a concave object-side surface and a convex image-side surface; anda tenth lens having negative refractive power, a concave object-side ...

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Номер записи: 41

15-09-2022 дата публикации

Optical Imaging System

Номер: US20220291485A1

Автор: Quanfeng YANG, Yinghui YUAN, Fujian DAI, Liefeng ZHAO

Принадлежит: Zhejiang Sunny Optics Co Ltd

The disclosure provides an optical imaging system, sequentially including from an object side to an image side along an optical axis: a first lens with a positive refractive power; a second lens with a refractive power; a third lens with a refractive power; a diaphragm; a fourth lens with a negative refractive power; a fifth lens with a positive refractive power, an image-side surface thereof is a concave surface; a sixth lens with a refractive power, an image-side surface thereof is a convex surface; and a seventh lens with a refractive power. At least one mirror surface from an object-side surface of the first lens to an image-side surface of the seventh lens is an aspheric mirror surface. A maximum field of view FOV of the optical imaging system and a distance SD from the diaphragm to the image-side surface of the seventh lens on the optical axis satisfy: 2.5 mm−1<Tan(FOV)/SD<3.5 mm−1.

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Номер записи: 42

03-12-2020 дата публикации

OPTICAL IMAGING LENS ASSEMBLY

Номер: US20200379219A1

Автор: Xiaoting GENG, Xinquan WANG, Fujian DAI, Liefeng ZHAO, GENG XIAOTING, WANG XINQUAN, DAI FUJIAN, ZHAO LIEFENG, GENG, Xiaoting, WANG, Xinquan, DAI, Fujian, ZHAO, Liefeng

Принадлежит: ZHEJIANG SUNNY OPTICAL CO., LTD.

The present disclosure provides an optical imaging lens assembly, the optical imaging lens assembly sequentially includes, along an optical axis from an object side to an image side: a first lens having a refractive power, where an object-side surface thereof is a concave surface and an image-side surface thereof is a convex surface; a second lens having a refractive power; a third lens having a positive refractive power; a fourth lens having a negative refractive power; a fifth lens having a positive refractive power; a sixth lens having a refractive power, where an object-side surface thereof is a convex surface and an image-side surface thereof is a concave surface; and a seventh lens having a negative refractive power.

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Номер записи: 43

08-09-2022 дата публикации

OPTICAL IMAGING SYSTEM

Номер: US20220283410A1

Автор: Yang LI, Lingbo He, Fujian DAI, Liefeng ZHAO

Принадлежит: Zhejiang Sunny Optical Co., Ltd.

The present disclosure discloses an optical imaging system. The optical imaging system comprises, sequentially along an optical axis from an object side to an image side, a stop; a first lens, having a positive refractive power; a second lens, having a refractive power; a third lens, having a refractive power; a fourth lens, having a negative refractive power, an object-side surface of the fourth lens is a convex surface; a fifth lens, having a negative refractive power; a sixth lens, having a refractive power; and a seventh lens, having a refractive power. Here, one of the first to seventh lenses is an aspheric lens made of glass, and a radius of curvature R2 of an image-side surface of the first lens and a radius of curvature R1 of an object-side surface of the first lens satisfy: 2.5≤( R 2+ R 1)/ R 2− R 1)<3.0.

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Номер записи: 44

19-05-2022 дата публикации

OPTICAL IMAGING LENS ASSEMBLY

Номер: US20220155558A1

Автор: Yang LI, Lingbo HE, Lin HUANG, Fujian DAI, Liefeng ZHAO

Принадлежит:

An optical imaging lens assembly is provided, along an optical axis from an object side to an image side, sequentially includes: a first lens having positive refractive power; a second lens having refractive power, and an object-side surface of the second lens being a convex surface; a third lens having refractive power, an object-side surface of the third lens being a convex surface, and an image-side surface of the third lens being a convex surface; and a fourth lens having refractive power. Half of a maximum field-of-view Semi-FOV of the optical imaging lens assembly and a maximum incident angle of a chief ray CRAmax of the optical imaging lens assembly to an electronic photosensitive component satisfy: 2.5 Подробнее

Номер записи: 45

08-07-2021 дата публикации

OPTICAL IMAGING LENS ASSEMBLY

Номер: US20210208368A1

Автор: Yabin HU, Fujian DAI, Liefeng ZHAO

Принадлежит: ZHEJIANG SUNNY OPTICS CO., LTD.

The present disclosure provides an optical imaging lens assembly including, sequentially from an object side to an image side along an optical axis, a first lens having positive refractive power; a second lens having positive refractive power and a convex object-side surface; and a third lens having negative refractive power. A distance TTL along the optical axis from an object-side surface of the first lens to an imaging plane of the optical imaging lens assembly and half of a diagonal length ImgH of an effective pixel area on the imaging plane satisfy 2.020° claim 1 ,where Semi-FOV is half of a maximum field-of-view of the optical imaging lens assembly.5. The optical imaging lens assembly according to claim 1 , wherein f/EPD<2.6 claim 1 ,where f is an effective focal length of the optical imaging lens ...

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Номер записи: 46

05-05-2022 дата публикации

Optical Imaging Lens Assembly

Номер: US20220137368A1

Автор: Yikun ZHAO, Yu ZHOU, Fujian DAI, Liefeng ZHAO

Принадлежит:

The disclosure provides an optical imaging lens assembly, which sequentially includes, from an object side to an image side along an optical axis: a first lens, a second lens, a third lens, a fourth lens, a fifth lens, a sixth lens, a seventh lens and an eighth lens with refractive power respectively. Each of the fourth lens, the fifth lens and the sixth lens has negative refractive power. A total effective focal length f of the optical imaging lens assembly satisfies f>7.5 mm. A curvature radius R11 of an object-side surface of the sixth lens, a curvature radius R12 of an image-side surface of the sixth lens, a refractive index N6 of the sixth lens and an abbe number V6 of the sixth lens satisfy 1.0 mm Подробнее

Номер записи: 47

23-12-2021 дата публикации

Optical Imaging Lens Assembly

Номер: US20210396970A1

Автор: Litong SONG, Fujian DAI, Liefeng ZHAO

Принадлежит:

The disclosure provides an optical imaging lens assembly, which sequentially includes, from an object side to an image side along an optical axis: a first lens with a refractive power, an object-side surface thereof being a convex surface; a second lens with a refractive power; a third lens with a refractive power; a fourth lens with a positive refractive power; a fifth lens with a refractive power; a sixth lens with a negative refractive power; and a seventh lens with a negative refractive power, wherein a maximum field of view (FOV) of the optical imaging lens assembly satisfies 105° Подробнее

Номер записи: 48

14-04-2022 дата публикации

Optical Imaging Lens Group

Номер: US20220113516A1

Автор: Yanping LI, Lingbo HE, Fujian DAI, Liefeng ZHAO

Принадлежит:

The disclosure provides an optical imaging lens group. The optical imaging lens group sequentially includes from an object side to an image side along an optical axis of the optical imaging lens group: a first lens with a positive refractive power; a second lens with a refractive power, an image-side surface of the second lens is a concave surface; a third lens with a refractive power; a fourth lens with a refractive power, an image-side surface of the fourth lens is a concave surface; a fifth lens with a refractive power; a sixth lens with a refractive power, an image-side surface of the sixth lens is a concave surface; and a seventh lens with a negative refractive power. A maximum field of view FOV of the optical imaging lens group and an effective focal length f of the optical imaging lens group satisfy tan(FOV/2)*f>5 mm.

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Номер записи: 49

09-12-2021 дата публикации

OPTICAL CAMERA SYSTEM

Номер: US20210382281A1

Автор: Wenbo HUANG, Lingbo HE, Fujian DAI, Liefeng ZHAO

Принадлежит: ZHEJIANG SUNNY OPTICS CO., LTD.

The present application discloses an optical camera system, comprising, in order from an object side to an image side along an optical axis: a first lens, a second lens, a third lens, a fourth lens, a fifth lens, a sixth lens, a seventh lens, an eighth lens and a ninth lens having refractive powers. The first lens has a convex object side surface; the fifth lens and the ninth lens have negative refractive powers; and a distance TTL from an object side surface of the first lens to an imaging plane of the optical camera system on the optical axis and a half ImgH of a diagonal length of an effective pixel region of the optical camera system satisfy: TTL/ImgH<1.5.

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Номер записи: 50

10-06-2021 дата публикации

OPTICAL IMAGING LENS ASSEMBLY

Номер: US20210173185A1

Автор: Yanping LI, Lingbo HE, Jianjun LI, Fujian DAI, Liefeng ZHAO, LI YANPING, HE LINGBO, LI JIANJUN, DAI FUJIAN, ZHAO LIEFENG, LI, Yanping, HE, Lingbo, LI, Jianjun, DAI, Fujian, ZHAO, Liefeng

Принадлежит:

The present disclosure discloses an optical imaging lens assembly including, sequentially from an object side to an image side along an optical axis, a first lens, a second lens, a third lens, a fourth lens, a fifth lens, a sixth lens, a seventh lens, and an eighth lens having refractive power. At least one of the first lens to the eighth lens has an aspheric surface. A distance TTL along the optical axis from an object-side surface of the first lens to an imaging plane of the optical imaging lens assembly, a total effective focal length f of the optical imaging lens assembly and half of a diagonal length ImgH of an effective pixel area on the imaging plane of the optical imaging lens assembly satisfy the following conditional expressions: TTL/f≤1.0, ImgH≥6.0 mm and 1.0 Подробнее

Номер записи: 51

12-11-2020 дата публикации

OPTICAL LENS GROUP

Номер: US20200355888A1

Автор: Yu TANG, Xin ZHOU, Fujian DAI, Liefeng ZHAO, TANG YU, ZHOU XIN, DAI FUJIAN, ZHAO LIEFENG, TANG, Yu, ZHOU, Xin, DAI, Fujian, ZHAO, Liefeng

Принадлежит: Zhejiang Sunny Optical Co., Ltd.

The present disclosure discloses an optical lens group including a first lens, a second lens, a third lens and a fourth lens having refractive power. An object-side surface of the first lens is convex and an image-side surface thereof is concave; an image-side surface of the second lens is concave; the fourth lens has a positive refractive power, an object-side surface thereof is convex, and an image-side surface thereof is concave, and at least one of the object-side surface and the image-side surface of the fourth lens has a inflection point. The optical lens group further includes a stop disposed between the first lens and the second lens. A radius of curvature R4 of the image-side surface of the second lens and a radius of curvature R3 of an object-side surface of the second lens satisfy 0.50 Подробнее

Номер записи: 52

22-06-2017 дата публикации

PHOTOGRAPHING LENS AND PHOTOGRAPHING APPARATUS

Номер: US20170176720A1

Автор: Liefeng ZHAO, Sung-Wook CHOI, ZHAO LIEFENG, CHOI SUNG-WOOK, ZHAO Liefeng, CHOI Sung-Wook

Принадлежит:

A photographing lens and a photographing apparatus including the same. The photographing lens includes a first lens having a positive refractive power or a negative refractive power and being meniscus shaped; a second lens having a positive refractive power; a third lens having a negative refractive power; a fourth lens having a positive refractive power and having a surface convex toward the image side; and a fifth lens having a negative refractive power, having a surface concave from the image side, and including at least one aspheric surface, wherein the first through fifth lenses are sequentially arranged from the object side toward the image side. 1. A photographing lens comprising:a first lens having a positive refractive power or a negative refractive power and being meniscus shaped;a second lens having a positive refractive power;a third lens having a negative refractive power;a fourth lens having a positive refractive power and having a surface convex toward an image side; anda fifth lens having a negative refractive power, having a surface concave away from the image side, and including at least one aspheric surface,wherein the first through fifth lenses are sequentially arranged from an object side toward the image side, and [{'br': None, 'i': 'L', '1.0 mm1.6'}, {'br': None, 'i': Vd', 'L, '-5<30,\u2003\u2003'}], 'the photographing lens satisfies the Expression belowwherein APE-L5-MAX denotes a diameter of a maximum effective aperture of the fifth lens, FoV denotes a field of view of the photographing lens, EFL denotes an effective focal length of the photographing lens, and EPD denotes a diameter of an entrance pupil of the photographing lens.2. The photographing lens of claim 1 , further comprising an iris arranged between the first lens and the third lens.3. The photographing lens of claim 1 , wherein the ...

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Номер записи: 53

18-02-2021 дата публикации

OPTICAL IMAGING LENS ASSEMBLY

Номер: US20210048638A1

Автор: Chen CHEN, Kaiyuan ZHANG, Biao XU, Fujian DAI, Liefeng ZHAO, CHEN CHEN, ZHANG KAIYUAN, XU BIAO, DAI FUJIAN, ZHAO LIEFENG, CHEN, Chen, ZHANG, Kaiyuan, XU, Biao, DAI, Fujian, ZHAO, Liefeng

Принадлежит: Zhejiang Sunny Optical Co., Ltd

The present disclosure discloses an optical imaging lens assembly including, sequentially from an object side to an image side along an optical axis, a first lens having positive refractive power; a second lens having negative refractive power; a third lens having refractive power; a fourth lens having refractive power; a fifth lens having refractive power with a convex object-side surface; a sixth lens having positive refractive power with a convex object-side surface a convex image-side surface; and a seventh lens having negative refractive power, wherein a distance TTL along the optical axis from an object-side surface of the first lens to an imaging plane of the optical imaging lens assembly and half of a diagonal length ImgH of an effective pixel area on the imaging plane of the optical imaging lens assembly satisfy ImgH/(TTL/ImgH)>5.0 mm. 1. An optical imaging lens assembly , sequentially from an object side to an image side of the optical imaging lens assembly along an optical axis , comprising:a first lens having positive refractive power;a second lens having negative refractive power;a third lens having refractive power;a fourth lens having refractive power;a fifth lens having refractive power with a convex object-side surface;a sixth lens having positive refractive power with a convex object-side surface a convex image-side surface; anda seventh lens having negative refractive power,wherein ImgH/(TTL/ImgH)>5.0 mm,where TTL is a distance along the optical axis from an object-side surface of the first lens to an imaging plane of the optical imaging lens assembly, and ImgH is half of a diagonal length of an effective pixel area on the imaging plane of the optical imaging lens assembly.2. The optical imaging lens assembly according to claim 1 , wherein 0.3 Подробнее

Номер записи: 54

04-08-2022 дата публикации

Optical Imaging Lens Assembly and Fingerprint Identification Device

Номер: US20220244497A1

Автор: Wenchao JIANG, Fujian DAI, Liefeng ZHAO

Принадлежит:

The disclosure provides an optical imaging lens assembly and a fingerprint identification device with the optical imaging lens assembly. The optical imaging lens assembly sequentially includes from an object side to an image side along an optical axis: a first lens with a negative refractive power, an object-side surface thereof is a concave surface, and an image-side surface thereof is a concave surface; a second lens with a positive refractive power, an object-side surface thereof is a convex surface, and an image-side surface thereof is a convex surface; and a third lens with a positive refractive power, an object-side surface thereof is a convex surface. A total effective focal length f of the optical imaging lens assembly and an Entrance Pupil Diameter (EPD) of the optical imaging lens assembly satisfy f/EPD<1.5. FOV is a maximum field of view of the optical imaging lens assembly, and FOV satisfies 140° Подробнее

Номер записи: 55

18-02-2021 дата публикации

OPTICAL IMAGING LENS ASSEMBLY

Номер: US20210048637A1

Автор: Jiaying ZHANG, Fujian DAI, Liefeng ZHAO, ZHANG JIAYING, DAI FUJIAN, ZHAO LIEFENG, ZHANG, Jiaying, DAI, Fujian, ZHAO, Liefeng

Принадлежит:

The present disclosure discloses an optical imaging lens assembly including, sequentially from an object side to an image side along an optical axis, a first lens having positive refractive power with a convex object-side surface; a second lens having refractive power; a third lens having refractive power; a fourth lens having refractive power with a convex object-side surface and a concave image-side surface; a fifth lens having positive refractive power; and a sixth lens having negative refractive power with a convex object-side surface, wherein a distance TTL along the optical axis from the object-side surface of the first lens to an imaging plane of the optical imaging lens assembly, half of a diagonal length ImgH of an effective pixel area on the imaging plane, and half of a maximal field-of-view Semi-FOV of the optical imaging lens assembly satisfy TTL/ImgH<1.6, and 4.5 mm Подробнее

Номер записи: 56

24-11-2022 дата публикации

Номер: US20220019060A1

Автор: Shuang ZHANG, Xiaobin ZHANG, Jianke WENREN, Fujian DAI, Liefeng ZHAO

Принадлежит:

The disclosure provides an optical imaging lens assembly, which sequentially includes, from an object side to an image side along an optical axis: a first lens with a positive refractive power; a second lens with a negative refractive power; a third lens, an object-side surface thereof is a convex surface; a fourth lens with a positive refractive power; and a fifth lens with a negative refractive power, an object-side surface thereof is a convex surface, wherein an on-axis distance VP from an intersection point of a straight line where a marginal ray of the optical imaging lens assembly and the optical axis to an object-side surface of the first lens satisfies 0 mm Подробнее

Номер записи: 64

23-12-2021 дата публикации

Optical Imaging Lens Assembly

Номер: US20210396969A1

Автор: Yanping LI, Lingbo HE, Jianjun LI, Fujian DAI, Liefeng ZHAO

Принадлежит:

The disclosure discloses an optical imaging lens assembly, which sequentially includes, from an object side to an image side along an optical axis, a first lens, a second lens, a third lens, a fourth lens and a fifth lens with refractive power respectively, wherein TTL is a distance from an object-side surface of the first lens to an imaging surface of the optical imaging lens assembly on the optical axis, and ImgH is a half of a diagonal length of an effective pixel region on the imaging surface of the optical imaging lens assembly, TTL and ImgH meet TTL/ImgH<1.5; and a sum fp of effective focal lengths of the lenses with positive refractive power in the first lens to the fifth lens and a sum fm of effective focal lengths of the lenses with negative refractive power in the first lens to the fifth lens meet −19.0 Подробнее

Номер записи: 65

20-01-2022 дата публикации

Optical Imaging Lens Assembly and Display Device

Номер: US20220018997A1

Автор: Kaikai ZHANG, Libang CHENG, Li CHEN, Xiancui DING, Jianjun LI, Fujian DAI, Liefeng ZHAO

Принадлежит:

Some embodiments of the disclosure provide an optical imaging lens assembly and a display device. The optical imaging lens assembly includes: a lens barrel, a lens, and a microstructure. The lens barrel has a body and a mount hole disposed on the body; the lens is disposed in the mount hole; and an outer wall surface of the body and/or an inner wall surface of the mount hole is provided with the microstructure.

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Номер записи: 66

03-08-2023 дата публикации

OPTICAL CAMERA LENS ASSEMBLY

Номер: US20230244063A1

Автор: Zekun CHEN, Leilei FU, Qi CHEN, Fujian DAI, Liefeng ZHAO

Принадлежит: Zhejiang Sunny Optics Co., Ltd

An optical camera lens assembly comprising seven lenses, where at least one of the first lens to the fourth lens has a negative refractive power; a plurality of spacing elements, comprising a first spacing element disposed on an image-side surface of the first lens and a second spacing element disposed on an image-side surface of the second lens; and a lens barrel, for accommodating the imaging lens group and the plurality of spacing elements; where, radii of curvature of the object-side (R1) and image-side (R2) surfaces of the first lens, and a radius of curvature R3 of an object-side surface of the second lens satisfy: R2/R3>R1/R2>0; and an inner diameter d1s of an object-side surface of the first spacing element, a center thickness CT1 of the first lens, an outer diameter D2m of an image-side surface of the second spacing element, and an air spacing T23 satisfy: 9 Подробнее

Номер записи: 67

17-08-2017 дата публикации

OPTICAL LENS ASSEMBLY AND APPARATUS HAVING THE SAME

Номер: US20170235109A1

Автор: Jeong-kil SHIN, Byung-kwon KANG, Han-eung KIM, Hyun-jun SHIN, Liefeng ZHAO, SHIN JEONG-KIL, KANG BYUNG-KWON, KIM HAN-EUNG, SHIN HYUN-JUN, ZHAO LIEFENG, SHIN Jeong-kil, KANG Byung-kwon, KIM Han-eung, SHIN Hyun-jun, ZHAO Liefeng

Принадлежит:

An optical lens assembly utilized as part of an electronic device may be configured to provide a compact structure and/or a thin profile for the electronic device while maintaining high resolution, via the use of at least one lens having planar surfaces in partial portions thereof. An optical lens assembly may include at least two lenses arranged from an object side to an image side, where at least one of the at least two lenses includes an object side surface with a planar central region, an image side surface that also has a planar central region and a peripheral region having an aspherical surface. Various embodiments with differing lens arrangements are disclosed. 1. An optical lens assembly comprising at least two lenses arranged along an axis from an object side to an image side , wherein at least one of the at least two lenses comprises an object side surface having a planar central region , an image side surface having a planar central region , and a peripheral region having an aspherical surface , and wherein the at least one lens satisfies the following equation:{'br': None, '0.01<“φflat-object”/φfull<0.5,'}where φflat-object is a diameter of the planar central region of the object side surface, and φfull is an effective diameter of the at least one lens.2. The optical lens assembly of claim 1 , wherein the at least one lens satisfies the following equation:{'br': None, '0.01<“φflat-image”/φfull<0.5,'}wherein φflat-image is a diameter of the planar central region of the image side surface, and φfull is an effective diameter of the at least one lens.3. The optical lens assembly of claim 1 , wherein the at least two lenses comprise a first lens claim 1 , a second lens claim 1 , a third lens claim 1 , and a fourth lens claim 1 , which are sequentially arranged from the object side to the image side claim 1 , and the second lens or the third lens comprises the object side surface having a planar central region claim 1 , the image side surface having a planar ...

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Номер записи: 68

07-03-2013 дата публикации

PANORAMIC IMAGING LENS AND PANORAMIC IMAGING SYSTEM USING THE SAME

Номер: US20130057971A1

Автор: Liefeng ZHAO, Mikhail Popov, Jung-Pa Seo

Принадлежит: Samsung Electronics Co., Ltd.

Provided is a panoramic imaging lens including a first lens piece and a second lens piece. The panoramic imaging lens realizes reduced complexity and cost of manufacturing, and stray rays causing flare or ghost phenomenon are suppressed by cutting a side of the second lens piece, thereby improving image quality.

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Номер записи: 69

06-05-2021 дата публикации

Номер: US20220317416A1

Автор: Yi ZHANG, Kaiyuan ZHANG, Fujian DAI, Liefeng ZHAO

Принадлежит:

The disclosure provides an optical imaging lens assembly, sequentially including from an object side to an image side along an optical axis: a first lens with a refractive power; a second lens with a refractive power; a third lens with a positive refractive power; and a fourth lens with a negative refractive power, wherein an object-side surface thereof is a convex surface. A total effective focal length f of the optical imaging lens assembly meets: 20 mm Подробнее

Номер записи: 75

02-12-2021 дата публикации

Optical Imaging System

Номер: US20220229275A1

OPTICAL IMAGING LENS GROUP

Номер: US20210063689A1

Автор: Biao XU, Kaiyuan ZHANG, Xiaofang WANG, Fujian DAI, Liefeng ZHAO, XU BIAO, ZHANG KAIYUAN, WANG XIAOFANG, DAI FUJIAN, ZHAO LIEFENG, XU, Biao, ZHANG, Kaiyuan, WANG, Xiaofang, DAI, Fujian, ZHAO, Liefeng

Принадлежит: Zhejiang Sunny Optical Co., Ltd.

The present disclosure discloses an optical imaging lens group including, sequentially from an object side to an image side along an optical axis, a first lens having positive refractive power with a convex object-side surface; a second lens having refractive power; a third lens having refractive power; a fourth lens having refractive power; a fifth lens having refractive power; and a sixth lens having negative refractive power with a concave object-side surface and a convex image-side surface. A total effective focal length f of the optical imaging lens group, an entrance pupil diameter EPD of the optical imaging lens group and half of a maximal field-of-view Semi-FOV of the optical imaging lens group satisfy: f/EPD<2, and f*tan(Semi-FOV)>4.5 mm. 1. An optical imaging lens group , sequentially from an object side to an image side of the optical imaging lens group along an optical axis , comprising:a first lens having positive refractive power with a convex object-side surface;a second lens having refractive power;a third lens having refractive power;a fourth lens having refractive power;a fifth lens having refractive power; anda sixth lens having negative refractive power with a concave object-side surface and a convex image-side surface,wherein f/EPD<2, andf*tan(Semi-FOV)>4.5 mm,where f is a total effective focal length of the optical imaging lens group, EPD is an entrance pupil diameter of the optical imaging lens group, and Semi-FOV is half of a maximal field-of-view of the optical imaging lens group.2. The optical imaging lens group according to claim 1 , whereinthe second lens has negative refractive power, a convex object-side surface, and a concave image-side surface; andthe fifth lens has positive refractive power, a convex object-side surface, and a convex image-side surface.3. The optical imaging lens group according to claim 1 , wherein 1 Подробнее

Номер записи: 95

25-11-2021 дата публикации

LIGHT BLOCKING SHEET AND LENS MODULE

Номер: US20210364675A1

Автор: Fang ZHANG, Fujian DAI, Liefeng ZHAO

Принадлежит: ZHEJIANG SUNNY OPTICS CO., LTD.

The present disclosure relates to a light blocking sheet and a lens module, wherein the light blocking sheet comprises a main body, which is provided with a through hole that penetrates a body of the main body, wherein the through hole is an axisymmetric profiled hole. The through hole in the light blocking sheet is configured as an axisymmetric profiled hole, which realizes the optimization and adjustment of the light-passing structure of the middle position of the light blocking sheet, so that the light blocking sheet of the present disclosure have a better effect of suppressing stray light, and it is more advantageous to improve the performance and quality of the imaging device using the light blocking sheet.

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Номер записи: 96

13-01-2022 дата публикации

OPTICAL IMAGING LENS GROUP

Номер: US20220011553A1

Автор: Fujian DAI, Jianke WENREN, Liefeng ZHAO

Принадлежит: ZHEJIANG SUNNY OPTICS CO., LTD.

The present application discloses an optical imaging lens group, including a first lens, a second lens, a third lens, a fourth lens, a fifth lens, a sixth lens, a seventh lens and an eighth lens having refractive powers in order from an object side to an image side along an optical axis. The first lens has a negative refractive power. The fourth lens has a positive refractive power. The eighth lens has a negative refractive power. At least one of the first lens to the eighth lens has a non-rotationally symmetrical aspherical lens surface, and the maximum TV distortion TDT in an imaging range of the optical imaging lens group satisfies: |TDT|≤3.5%. 1. An optical imaging lens group , comprising a first lens , a second lens , a third lens , a fourth lens , a fifth lens , a sixth lens , a seventh lens and an eighth lens having refractive powers in order from an object side to an image side along an optical axis , whereinthe first lens has a negative refractive power;the fourth lens has a positive refractive power;the eighth lens has a negative refractive power;at least one of the first lens to the eighth lens has a non-rotationally symmetrical aspherical lens surface; andthe maximum TV distortion TDT in an imaging range of the optical imaging lens group satisfies: |TD|≤3.5%.2. The optical imaging lens group according to claim 1 , wherein an image height IHx in an X-axis direction of the optical imaging lens group and an image height IHy in a Y-axis direction of the optical imaging lens group satisfy: √{square root over (IH+IH)}≤4.0 mm.3. The optical imaging lens group according to claim 1 , wherein a semi-field of view Semi-FOVx in an X-axis direction of the optical imaging lens group and a semi-field of view Semi-FOVy in a Y-axis direction of the optical imaging lens group satisfy: tan(Semi-FOVy)/tan(Semi-FOVx)<2.0.4. The optical imaging lens group according to claim 2 , wherein values of effective radii of respective lens surfaces of an object side surface of the ...

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Номер записи: 97

27-10-2022 дата публикации

Imaging System

Номер: US20220342185A1

Автор: Yanping LI, Lingbo HE, Lin HUANG, Fujian DAI, Liefeng ZHAO

Принадлежит:

The disclosure relates to an imaging system, including a first lens, a second lens, a third lens, a diaphragm, a fourth lens, a fifth lens, a sixth lens and a seventh lens arranged in sequence from an object side to an image side along an optical axis, wherein the first lens, the second lens, the third lens and the sixth lens all have refractive powers, the fourth lens has a negative refractive power, the fifth lens has a positive refractive power, and the seventh lens has a negative refractive power. The imaging system of the disclosure has excellent characteristics such as ultra-wide angle, thereby being able to satisfy more photography demands.

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Номер записи: 98

28-07-2022 дата публикации

OPTICAL IMAGING LENS ASSEMBLY

Номер: US20220236524A1

Автор: Jianke WENREN, Fujian DAI, Liefeng ZHAO

Принадлежит: ZHEJIANG SUNNY OPTICS CO., LTD.

An optical imaging lens assembly is provided, along an optical axis from an object side to an image side, sequentially includes: a first lens having negative refractive power; a second lens having positive refractive power; a third lens; a fourth lens having positive refractive power; a fifth lens having negative refractive power; a sixth lens having positive refractive power; and a seventh lens. A maximum field-of-view FOV of the optical imaging lens assembly satisfies: tan(FOV/3)≥0.9; and a total effective focal length f of the optical imaging lens assembly, a radius of curvature R9 of an object-side surface of the fifth lens, and a radius of curvature R10 of an image-side surface of the fifth lens satisfy: −3.0 Подробнее

Номер записи: 99

19-08-2021 дата публикации

OPTICAL IMAGING SYSTEM

Номер: US20210255426A1

Автор: Mengna TANG, Jianke WENREN, Fujian DAI, Liefeng ZHAO

Принадлежит: ZHEJIANG SUNNY OPTICS CO., LTD.

The present application discloses an optical imaging system, comprising, in order from an object side to an image side along an optical axis: a planar glass, a first lens having a positive focal power, a second lens having a negative focal power and a plurality of subsequent lenses having a respective focal power, wherein the maximum field of view FOV of the optical imaging system satisfies FOV≥40°; and a radius of curvature R3 of an object side surface of the second lens and a radius of curvature R4 of an image side surface of the second lens satisfy −0.5 Подробнее

Номер записи: 100

06-01-2022 дата публикации

Imaging lens Assembly

Номер: US20220003969A1

Номер: US20210018726A1

Автор: Fujian Dai, Liefeng ZHAO, Tao Feng

Принадлежит: Zhejiang Sunny Optics Co Ltd

The present disclosure discloses an optical imaging lens assembly which includes, sequentially from an object side to an image side along an optical axis, a first lens having a refractive power with a concave image-side surface; a second lens having a refractive power; a third lens having a positive refractive power; a fourth lens having a refractive power; a fifth lens having a positive refractive power with a convex image-side surface; and a sixth lens having a positive refractive power with a convex object-side surface and a concave image-side surface, wherein half of a maximum field-of-view angle HFOV of the optical imaging lens assembly satisfies: HFOV>55°, and a distance TTL from an object-side surface of the first lens to an imaging plane along the optical axis and half of a diagonal length ImgH of an effective pixel area on the imaging plane satisfy: 1.2<TTL/ImgH<2.3.

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Номер записи: 107

21-01-2021 дата публикации

IMAGING APPARATUS AND ELECTRONIC DEVICE

Номер: US20210018732A1

Автор: DAI Fujian, Lu Jia, Tang Mengna, WENREN Jianke, ZHAO Liefeng

Принадлежит:

The present disclosure discloses an imaging apparatus and an electronic device. The imaging apparatus includes a macro lens group, a wide-angle lens group, and a telephoto lens group. An effective focal length fof the macro lens group, an effective focal length fof the wide-angle lens group and an effective focal length fof the telephoto lens group satisfy: f Подробнее

Номер записи: 108

10-02-2022 дата публикации

CAMERA LENS GROUP

Номер: US20220043238A1

Автор: DAI Fujian, WENG Xiaofeng, WENREN Jianke, ZHAO Liefeng

Принадлежит: Zhejiang Sunny Optics Co., Ltd.

The present disclosure discloses a camera lens group, along an optical axis from an object side to an image side, sequentially includes: a first lens having positive refractive power; a second lens having refractive power; a third lens having refractive power; a fourth lens having refractive power, an object-side surface of the fourth lens being a convex surface, and an image-side surface of the fourth lens being a convex surface; a fifth lens having refractive power, an object-side surface of the fifth lens being a convex surface, and an image-side surface of the fifth lens being a concave surface; a sixth lens having refractive power, and an image-side surface of the sixth lens being a concave surface; and a seventh lens having refractive power. A total effective focal length f of the camera lens group and an entrance pupil diameter EPD of the camera lens group satisfy: f/EPD<1.45. 1. A camera lens group , along an optical axis from an object side to an image side , sequentially comprising:a first lens having positive refractive power;a second lens having refractive power;a third lens having refractive power;a fourth lens having refractive power, an object-side surface of the fourth lens being a convex surface, and an image-side surface of the fourth lens being a convex surface;a fifth lens having refractive power, an object-side surface of the fifth lens being a convex surface, and an image-side surface of the fifth lens being a concave surface;a sixth lens having refractive power, and an image-side surface of the sixth lens being a concave surface; anda seventh lens having refractive power, wherein,a total effective focal length f of the camera lens group and an entrance pupil diameter EPD of the camera lens group satisfy: f/EPD<1.45.211. The camera lens group according to claim 1 , wherein the total effective focal length f of the camera lens group and an effective focal length f of the first lens satisfy: 0.5 Подробнее

Номер записи: 109

28-01-2021 дата публикации

OPTICAL IMAGING SYSTEM

Номер: US20210026109A1

Автор: DAI Fujian, Song Litong, ZHAO Liefeng

Номер: US20210063698A1

Автор: DAI Fujian, LYU Saifeng, Tang Mengna, ZHAO Liefeng

Принадлежит: Zhejiang Sunny Optical Co., Ltd.

The present disclosure discloses an optical imaging system including, sequentially from an object side to an image side along an optical axis, a first lens having refractive power with a convex object-side surface; a second lens having positive refractive power; a third lens having refractive power; a fourth lens having refractive power; a fifth lens having refractive power; a sixth lens having positive refractive power with a convex image-side surface; and a seventh lens having negative refractive power. An effective focal length f of the optical imaging system and a maximum field-of-view FOV of the optical imaging system satisfy f*tan(FOV/2)>4.0 mm. The effective focal length f of the optical imaging system and a radius of curvature R9 of an object-side surface of the fifth lens satisfy 04.0 mm, and'}where f is an effective focal length of the optical imaging system, FOV is a maximum field-of-view of the optical imaging system, and R9 is a radius of curvature of an object-side surface of the fifth lens.2. The optical imaging system according to claim 1 , wherein 10*|R2−R3|/f<0.5 claim 1 ,where R2 is a radius of curvature of an image-side surface of the first lens, R3 is a radius of curvature of an object-side surface of the second lens, and f is the effective focal length of the optical imaging system.3. The optical imaging system according to claim 1 , wherein T12/(CT2−CT1)≤0.2 claim 1 ,where ...

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Номер записи: 122

04-03-2021 дата публикации

OPTICAL IMAGING SYSTEM

Номер: US20210063699A1

Автор: DAI Fujian, LYU Saifeng, Tang Mengna, ZHAO Liefeng

Принадлежит: Zhejiang Sunny Optical Co., Ltd.

The present disclosure discloses an optical imaging system. The optical imaging system satisfies: f/EPD≤1.5; 0.3 Подробнее

Номер записи: 123

17-03-2022 дата публикации

Optical Imaging Lens Assembly

Номер: US20220082802A1

Автор: Binqing WANG, Fujian Dai, Jia Lu, Liefeng ZHAO, MENG Yang

Принадлежит: Zhejiang Sunny Optics Co Ltd

The disclosure discloses an optical imaging lens assembly, which sequentially includes, from an object side to an image side along an optical axis, a first lens with a positive refractive power, a second lens with a positive refractive power, a third lens with a negative refractive power, a fourth lens, a fifth lens, a sixth lens, a seventh lens, an eighth lens, a ninth lens with a positive refractive power, and a tenth lens with a negative refractive power, wherein a spacing distance TTL from an object-side surface of the first lens to an imaging surface of the optical imaging lens assembly on the optical axis and an Entrance Pupil Diameter (EPD) of the optical imaging lens assembly meet TTL/EPD<2.0.

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Номер записи: 124

11-03-2021 дата публикации

OPTICAL IMAGING SYSTEM

Номер: US20210072499A1

Автор: DAI Fujian, Kong Xule, Tang Mengna, WENREN Jianke, ZHAO Liefeng

Принадлежит: Zhejiang Sunny Optical Co., Ltd.

The present disclosure discloses an optical imaging system including, sequentially from an object side to an image side along an optical axis, a first lens having positive refractive power; a second lens having negative refractive power; a third lens having positive refractive power; and a fourth lens having negative refractive power. A distance TTL along the optical axis from an object-side surface of the first lens to an imaging plane of the optical imaging system and a distance To along the optical axis from a to-be-captured object to the object-side surface of the first lens satisfy 11.0 claim 1 ,where ImgH is half of a diagonal length of an effective pixel area on the imaging plane of the optical imaging system, and Do is a height of the to-be-captured object.4. The optical imaging system according to claim 1 , wherein N*sin θ<0.7 claim 1 ,where N is a refractive index of an object space of the optical imaging system, and θ is an aperture angle of the object space of the optical ...

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Номер записи: 125

11-03-2021 дата публикации

OPTICAL IMAGING LENS ASSEMBLY

Номер: US20210072506A1

Автор: DAI Fujian, LYU Saifeng, ZHAO Liefeng

Принадлежит: ZHEJIANG SUNNY OPTICAL CO., LTD

The present disclosure discloses an optical imaging lens assembly, and the optical imaging lens assembly includes, sequentially from an object side to an image side along an optical axis: a first lens having positive refractive power, and at least one subsequent lens having refractive power. An F-number Fno of the optical imaging lens assembly satisfies Fno>3.5, where an object distance is finite, and an F-number Fno of the optical imaging lens assembly satisfies Fno≥1.0, where the object distance is infinite. 1. An optical imaging lens assembly comprising , sequentially from an object side to an image side along an optical axis:a first lens, having positive refractive power; andat least one subsequent lens having refractive power,wherein ImgH/(To*Tan(FOV/2))>1.0,where ImgH is half of a diagonal length of an effective pixel area on an image plane of the optical imaging lens assembly, To is a distance along the optical axis from an object being photographed to an object-side surface of the first lens, and FOV is a maximal field-of-view angle of the optical imaging lens assembly.211. The optical imaging lens assembly according to claim 1 , wherein an F-number Fno of the optical imaging lens assembly satisfies Fno>3.5 claim 1 , where an object distance is finite claim 1 , and{'b': 2', '2, 'an F-number Fno of the optical imaging lens assembly satisfies Fno≥1.0, where the object distance is infinite.'}3. The optical imaging lens assembly according to claim 1 , wherein the optical imaging lens assembly further includes a stop claim 1 , and Sd/Td≤0.7 claim 1 ,where Sd is a distance along the optical axis from the stop to an image-side surface of the lens closest to the image plane, and Td is a distance along the optical axis from the object-side surface of the first lens to the image-side surface of the lens closest to the image plane.4. The optical imaging lens assembly according to claim 1 , wherein ΣCT/TTL<0.5 claim 1 ,where ΣCT is a sum of center thicknesses along the ...

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Номер записи: 126

11-03-2021 дата публикации

Imaging Lenses and Imaging Device

Номер: US20210072510A1

Автор: Fujian Dai, Jia Lu, Liefeng ZHAO, MENG Yang

Принадлежит: Zhejiang Sunny Optics Co Ltd

An imaging lenses and an imaging device are provided, the imaging lenses includes a first imaging lens, a second imaging lens and a third imaging lens which are arranged at intervals in sequence, wherein the first imaging lens, the second imaging lens and the third imaging lens satisfy 1.0<Fno 1 <Fno 2 <Fno 3 <3.0; 5.0 mm>F 1 >F 2 >F 3 >1.0 mm; P 1 <P 2 <P 3 ; wherein Fno 1 is an aperture number of the first imaging lens, Fno 2 is an aperture number of the second imaging lens, Fno 2 is an aperture number of the third imaging lens, F 1 is an effective focal length of the first imaging lens, F 2 is an effective focal length of the second imaging lens, F 3 is an effective focal length of the third imaging lens. The disclosure solves the problem in the related art that a resolution of light of 3D structure the imaging device is low in a distant scene.

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Номер записи: 127

24-03-2022 дата публикации

Camera Lens Group

Номер: US20220091369A1

Автор: Fujian Dai, Liefeng ZHAO, Saifeng LYU, Xusen ZHONG

Принадлежит: Zhejiang Sunny Optics Co Ltd

The disclosure provides a camera lens group, sequentially including, from an object side to an image side along an optical axis: a first lens with a refractive power, a second lens with a negative refractive power and an image-side surface thereof being concave, a third lens with a positive refractive power, a fourth lens with a positive refractive power and an image-side surface thereof being convex, and a fifth lens with a negative refractive power, wherein an air space is provided between any two adjacent lenses from the first lens to the fifth lens, and at least one lens from the first lens to the fifth lens is provided with an aspheric surface which is in non-rotational symmetry. An effective focal length fx, in an X-axis direction and an effective focal length fy, in a Y-axis direction, of the camera lens group satisfy 0.90<fx/fy<1.25.

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Номер записи: 128

18-03-2021 дата публикации

OPTICAL IMAGING LENS ASSEMBLY

Номер: US20210080696A1

Автор: DAI Fujian, ZHANG Kaiyuan, Zhang Yi, ZHAO Liefeng

Принадлежит:

The present disclosure provides an optical imaging lens assembly including, sequentially from an object side to an image side along an optical axis, a first lens having refractive power; a second lens having refractive power; and a third lens having refractive power. A distance BFL along the optical axis from an image-side surface of the third lens of the optical imaging lens assembly to an imaging plane of the optical imaging lens assembly and a distance Td along the optical axis from an object-side surface of the first lens to the image-side surface of the third lens satisfy: 4.5≤BFL/Td≤7.0. 1. An optical imaging lens assembly , sequentially from an object side to an image side of the optical imaging lens assembly along an optical axis , comprising:a first lens having refractive power;a second lens having refractive power; anda third lens having refractive power,wherein 4.5≤BFL/Td≤7.0,where BFL is a distance along the optical axis from an image-side surface of the third lens of the optical imaging lens assembly to an imaging plane of the optical imaging lens assembly, and Td is a distance along the optical axis from an object-side surface of the first lens to the image-side surface of the third lens.2. The optical imaging lens assembly according to claim 1 , wherein |V2−V3|>35 claim 1 , where V2 is an Abbe number of the second lens claim 1 , and V3 is an Abbe number of the third lens; andwherein |N2−N3|<0.1, where N2 is a refractive index of the second lens, and N3 is a refractive index of the third lens.3. The optical imaging lens assembly according to claim 1 , wherein TAN(FOV)<0.4 claim 1 ,where FOV is a maximum field-of-view of the optical imaging lens assembly.4. The optical imaging lens assembly according to claim 1 , wherein 2.5 Подробнее

Номер записи: 129

18-03-2021 дата публикации

OPTICAL IMAGING LENS ASSEMBLY

Номер: US20210080699A1

Автор: DAI Fujian, Gao Xue, WENREN Jianke, ZHAO Liefeng

Принадлежит: ZHEJIANG SUNNY OPTICAL CO., LTD

The present disclosure discloses an optical imaging lens assembly including, sequentially from an object side to an image side along an optical axis, a first lens having refractive power; a second lens having refractive power with a convex object-side surface and a concave image-side surface; a third lens having refractive power; a fourth lens having negative refractive power; a fifth lens having negative refractive power with a concave object-side surface and a convex image-side surface; and a sixth lens having refractive power with a concave object-side surface and a convex image-side surface. A distance TTL along the optical axis from an object-side surface of the first lens to an imaging plane of the optical imaging lens assembly and a total effective focal length f of the optical imaging lens assembly satisfy: TTL/f<1. 1. An optical imaging lens assembly , sequentially from an object side to an image side of the optical imaging lens assembly along an optical axis , comprising:a first lens having refractive power;a second lens having refractive power with a convex object-side surface and a concave image-side surface;a third lens having refractive power;a fourth lens having negative refractive power;a fifth lens having negative refractive power with a concave object-side surface and a convex image-side surface; anda sixth lens having refractive power with a concave object-side surface and a convex image-side surface,wherein TTL/f<1,where TTL is a distance along the optical axis from an object-side surface of the first lens to an imaging plane of the optical imaging lens assembly, and f is a total effective focal length of the optical imaging lens assembly.2. The optical imaging lens assembly according to claim 1 , wherein 1.0 Подробнее

Номер записи: 130

05-05-2022 дата публикации

CAMERA LENS

Номер: US20220137337A1

Автор: DAI Fujian, LV Saifeng, YAO Jiacheng, ZHAO Liefeng

Принадлежит: Zhejiang Sunny Optics Co., Ltd.

A camera lens is provided, including, in order from an object side to an image side along an optical axis: a first lens having a positive refractive power; a second lens; and a third lens. An equivalent length TL of an actual propagation distance of a principal ray from an object side surface of the first lens to an imaging plane in the air and an entrance pupil diameter EPD of the camera lens satisfy: 3.5 Подробнее

Номер записи: 131

05-05-2022 дата публикации

CAMERA LENS GROUP

Номер: US20220137364A1

Автор: DAI Fujian, Li Long, ZHAO Liefeng

Принадлежит: Zhejiang Sunny Optics Co., Ltd.

The present disclosure discloses a camera lens group including, sequentially from an object side to an image side along an optical axis, a first lens having negative refractive power and a concave image-side surface; a stop; a second lens having positive refractive power and a convex image-side surface; a third lens having refractive power and a concave image-side surface; a fourth lens having positive refractive power and a convex image-side surface; and a fifth lens having negative refractive power, a convex object-side surface and a concave image-side surface. A maximum field-of-view FOV of the camera lens group satisfies: FOV>114°. A maximum distortion of the camera lens group is within 8%.

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Номер записи: 132

05-05-2022 дата публикации

OPTICAL IMAGING LENS ASSEMBLY

Номер: US20220137366A1

Автор: DAI Fujian, XU Wuchao, ZHAO Liefeng

Принадлежит:

An optical imaging lens assembly including a first lens, a second lens, a third lens, a fourth lens, a fifth lens, a sixth lens, and a seventh lens sequentially from an object side to an image side along an optical axis is provided. The first lens has a negative refractive power, an object-side surface thereof is a concave surface, and an image-side surface thereof is a convex surface; and the third lens has a negative refractive power. The distance TTL from the object-side surface of the first lens to the imaging surface of the optical imaging lens assembly on the optical axis and a half ImgH of the diagonal length of the effective pixel region on the imaging surface of the optical imaging lens assembly satisfy: TTL/ImgH≤1.4.

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Номер записи: 133

05-05-2022 дата публикации

Optical Imaging Lens Assembly

Номер: US20220137367A1

Автор: Fujian Dai, Liefeng ZHAO, Yu Tang, YU Zhou

Принадлежит: Zhejiang Sunny Optics Co Ltd

The disclosure provides an optical imaging lens assembly, which sequentially includes, from an object side to an image side along an optical axis: a first lens with a positive refractive power; a second lens with a negative refractive power; a third lens with a positive refractive power, an object-side surface thereof being a convex surface; a fourth lens with a refractive power; a fifth lens with a refractive power, an object-side surface thereof being a concave surface, while an image-side surface being a convex surface; a sixth lens with a refractive power; a seventh lens with a refractive power; an eighth lens with a refractive power; and a ninth lens with a refractive power. ImgH is a half of a diagonal length of an effective pixel region on an imaging surface of the optical imaging lens assembly, and ImgH meets 6.5 mm≤ImgH≤7.5 mm.

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Номер записи: 134

01-04-2021 дата публикации

OPTICAL IMAGING LENS GROUP

Номер: US20210096326A1

Автор: DAI Fujian, Lu Fenglong, ZHAO Liefeng

Принадлежит:

The present disclosure discloses an optical imaging lens group including, sequentially from an object side to an image side along an optical axis, a first lens, a second lens, a third lens, a fourth lens, a fifth lens, a sixth lens and a seventh lens having reactive power. The first lens has positive refractive power, a convex object-side surface, and a concave image-side surface. A total effective focal length f of the optical imaging lens group and half of a maximal field-of-view Semi-FOV of the optical imaging lens group satisfy: f*tan(Semi-FOV)>7.5 mm. A distance TTL along the optical axis from the object-side surface of the first lens to an imaging plane of the optical imaging lens group and half of a diagonal length ImgH of an effective pixel area on the imaging plane of the optical imaging lens group satisfy: TTL/ImgH<1.3. 1. An optical imaging lens group , comprising: a first lens , a second lens , a third lens , a fourth lens , a fifth lens , a sixth lens and a seventh lens , which are sequentially arranged from an object side to an image side of the optical imaging lens group along an optical axis and each of which has refractive power ,wherein,the first lens has positive refractive power, a convex object-side surface, and a concave image-side surface, {'br': None, 'i': 'TTL', '/ImgH<1.3,'}, 'wherein f*tan(Semi-FOV)>7.5 mm, and'}where f is a total effective focal length of the optical imaging lens group, Semi-FOV is half of a maximal field-of-view of the optical imaging lens group, TTL is a distance along the optical axis from the object-side surface of the first lens to an imaging plane of the optical imaging lens group, and ImgH is half of a diagonal length of an effective pixel area on the imaging plane of the optical imaging lens group.2. The optical imaging lens group according to claim 1 , wherein 0.3 Подробнее

Номер записи: 135

01-04-2021 дата публикации

Optical Imaging Lens

Номер: US20210096330A1

Optical Imaging System

Номер: US20220269045A1

Автор: DAI Fujian, LYU Saifeng, ZHANG Jiaying, ZHAO Liefeng

Принадлежит:

The disclosure provides an optical imaging system, which sequentially includes, from an object side to an image side along an optical axis: a diaphragm; a first lens with a refractive power, an image-side surface thereof being a convex surface; a second lens with a refractive power; a third lens with a negative refractive power; a fourth lens with a refractive power, an image-side surface thereof being a convex surface; a fifth lens with a refractive power, an object-side surface thereof being a concave surface; a sixth lens with a refractive power; and a seventh lens with a refractive power. EPD is an entrance pupil diameter of the optical imaging system, and a total effective focal length f of the optical imaging system and EPD satisfy f/EPD≤1.5. 1. An optical imaging system , sequentially comprising , from an object side to an image side along an optical axis:a diaphragm;a first lens with a refractive power, an image-side surface thereof being a convex surface;a second lens with a refractive power;a third lens with a negative refractive power;a fourth lens with a refractive power, an image-side surface thereof being a convex surface;a fifth lens with a refractive power, an object-side surface thereof being a concave surface;a sixth lens with a refractive power; anda seventh lens with a refractive power,wherein EPD is an entrance pupil diameter of the optical imaging system, and a total effective focal length f of the optical imaging system and EPD satisfy: f/EPD≤1.5; andat least one of an object-side surface of the first lens to an image-side surface of the seventh lens is an aspheric surface.2. The optical imaging system according to claim 1 , wherein Semi-FOV is a half of a maximum field of view of the optical imaging system claim 1 , and Semi-FOV satisfies: 40° Подробнее

Номер записи: 142

25-08-2022 дата публикации

Optical Imaging Lens Assembly

Номер: US20220269050A1

Автор: DAI Fujian, FENG Yudi, Zhang Yi, ZHAO Liefeng

Принадлежит:

The disclosure provides an optical imaging lens assembly, which sequentially includes from an object side to an image side along an optical axis: a first lens; a second lens with a negative refractive power; a third lens, an image-side surface thereof is a convex surface; a fourth lens with a negative refractive power, an object-side surface thereof is a concave surface, and an image-side surface thereof is a concave surface; a fifth lens; and a sixth lens; wherein TTL is an on-axis distance from an object-side surface of the first lens to an imaging surface, ImgH is a half of a diagonal length of an effective pixel region on the imaging surface, and TTL and ImgH satisfy: TTL/ImgH≤1.35; an effective focal length f3 of the third lens and an effective focal length f of an optical imaging lens assembly satisfy: 2.5≤f3/f≤4.0. 1. An optical imaging lens assembly , sequentially comprising from an object side to an image side along an optical axis:a first lens;a second lens with a negative refractive power;a third lens, an image-side surface thereof is a convex surface;a fourth lens with a negative refractive power, an object-side surface thereof is a concave surface, and an image-side surface thereof is a concave surface;a fifth lens; anda sixth lens;wherein TTL is an on-axis distance from an object-side surface of the first lens to an imaging surface, ImgH is a half of a diagonal length of an effective pixel region on the imaging surface, and TTL and ImgH satisfy: TTL/ImgH≤1.35; and an effective focal length f3 of the third lens and an effective focal length f of the optical imaging lens assembly satisfy: 2.5≤f3/f≤4.0.2. The optical imaging lens assembly according to claim 1 , wherein an effective focal length f2 of the second lens and an effective focal length f1 of the first lens satisfy: −6.0≤f2/f1≤−2.5.3. The optical imaging lens assembly according to claim 1 , wherein the effective focal length f3 of the third lens and a curvature radius R5 of an object-side surface ...

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Номер записи: 143

15-09-2022 дата публикации

OPTICAL IMAGING LENS ASSEMBLY

Номер: US20220291482A1

Автор: DAI Fujian, HE Lingbo, LI YANG, ZHAO Liefeng

Принадлежит:

The present disclosure discloses an optical imaging lens assembly, comprising, sequentially along an optical axis from an object side to an image side: a first lens, having a positive refractive power; a second lens, having a negative refractive power; and a third lens, having a positive refractive power. A magnification M of the optical imaging lens assembly satisfies: 0.5 Подробнее

Номер записи: 144

22-09-2022 дата публикации

Optical imaging lens assembly

Номер: US20220299734A1

Автор: Fujian Dai, Liefeng ZHAO, Lihui YE

Принадлежит: Zhejiang Sunny Optics Co Ltd

The present disclosure discloses an optical imaging lens assembly including, sequentially from an object side to an image side along an optical axis, a stop; a first lens having refractive power and a convex image-side surface; a second lens having refractive power; a third lens having positive refractive power and a concave image-side surface; a fourth lens having refractive power and a convex image-side surface; and a fifth lens having refractive power. An effective focal length f2 of the second lens and an effective focal length f3 of the third lens satisfy: 1.0<|f3/f2|<5.0. A center thickness CT4 of the fourth lens along the optical axis and an edge thickness ET4 of the fourth lens satisfy: 2.0<CT4/ET4<4.0. At least one of an object-side surface of the first lens to an image-side surface of the fifth lens is aspheric.

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Номер записи: 145

24-06-2021 дата публикации

Номер: US20210208371A1

Автор: DAI Fujian, HE Lingbo, Zhang Rui, ZHAO Liefeng

Принадлежит: Zhejiang Sunny Optics Co., Ltd.

The present disclosure discloses an optical imaging lens assembly including, sequentially from an object side to an image side along an optical axis, a first lens having positive refractive power; a second lens having negative refractive power and an aspheric image-side surface; a third lens having refractive power and a convex image-side surface; a fourth lens having refractive power; and a fifth lens having positive refractive power, a convex object-side surface and a concave image-side surface. The first lens and the second lens are cemented to form a cemented lens. 1. An optical imaging lens assembly , sequentially from an object side to an image side of the optical imaging lens assembly along an optical axis , comprising:a first lens having positive refractive power;a second lens having negative refractive power and an aspheric image-side surface;a third lens having refractive power and a convex image-side surface;a fourth lens having refractive power; anda fifth lens having positive refractive power, a convex object-side surface and a concave image-side surface,wherein the first lens and the second lens are cemented to form a cemented lens.2. The optical imaging lens assembly according to claim 1 , wherein 1.5 Подробнее

Номер записи: 149

15-07-2021 дата публикации

OPTICAL IMAGING LENS ASSEMBLY

Номер: US20210215907A1

Автор: DAI Fujian, HU Yabin, ZHAO Liefeng

Принадлежит: Zhejiang Sunny Optics Co., Ltd.

The present disclosure discloses an optical imaging lens assembly including, sequentially from an object side to an image side along an optical axis, a first lens, a second lens, a third lens, a fourth lens, a fifth lens, a sixth lens and a seventh lens. Each of the first lens to the seventh lens has refractive power. The first lens has positive refractive power, and the third lens has negative refractive power. Half of a diagonal length ImgH of an effective pixel area on an imaging plane of the optical imaging lens assembly satisfies: ImgH>5 mm; and a relative F number Fno of the optical imaging lens assembly satisfies Fno<1.6. 1. An optical imaging lens assembly , comprising: a first lens , a second lens , a third lens , a fourth lens , a fifth lens , a sixth lens and a seventh lens , which are sequentially arranged from an object side to an image side of the optical imaging lens assembly along an optical axis ,each of the first lens to the seventh lens having refractive power;the first lens having positive refractive power; andthe third lens having negative refractive power, {'br': None, 'Fno<1.6,'}, 'wherein ImgH>5 mm, and'}where ImgH is half of a diagonal length of an effective pixel area on an imaging plane of the optical imaging lens assembly, and Fno is a relative F number of the optical imaging lens assembly.2. The optical imaging lens assembly according to claim 1 , wherein −1.5 Подробнее

Номер записи: 150

06-08-2015 дата публикации

PHOTOGRAPHIC LENS AND ELECTRONIC APPARATUS

Номер: US20150219877A1

Автор: Choi Sung-wook, ZHAO Liefeng

Принадлежит:

Provided are a photographic lens and an electronic apparatus including the photographic lens. The photographic lens includes a first lens that has a positive refractive power and includes a biconvex lens, a second lens that has a negative refractive power, a third lens that has a positive refractive power, and a fourth lens that has a negative refractive power. The first, second, third, and fourth lenses are arranged sequentially from an object-side to an image-side. 5. The photographic lens of claim 1 , wherein an aperture stop is further arranged at an object-side surface of the first lens.6. The photographic lens of claim 1 , wherein each of the first through fourth lenses has at least one aspherical surface.7. The photographic lens of claim 6 , wherein each of the first through fourth lenses has two aspherical surfaces.8. The photographic lens of claim 1 , wherein the second lens has at least one concave surface.9. The photographic lens of claim 1 , wherein each of the first through fourth lenses is a plastic lens.10. The photographic lens of claim 1 , wherein the image-side surface of the fourth lens has at least one inflection point.11. The photographic lens of claim 10 , wherein an object-side surface of the fourth lens has at least one inflection point.12. The photographic lens of claim 1 , wherein the second lens is a lens selected from the group consisting of a meniscus lens having a concave surface toward the object-side claim 1 , a biconcave lens claim 1 , and a meniscus lens having a concave surface toward the image-side.17. The photographic lens of claim 1 , wherein the photographic lens has an angle of view equal to or greater than 80 degrees.19. The photographic lens of claim 18 , wherein an aperture stop is further arranged at an object-side surface of the first lens.23. An electronic apparatus comprising the photographic lens of . This application claims the priority benefit of Korean Patent Application No. 10-2014-0013192, filed on Feb. 5, 2014, ...

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Номер записи: 151

06-08-2015 дата публикации

PHOTOGRAPHIC LENS AND ELECTRONIC APPARATUS

Номер: US20150219879A1

Автор: KANG Byung-kwon, ZHAO Liefeng

Принадлежит:

Provided are a photographic lens and an electronic apparatus including the photographic lens. The photographic lens includes a first lens having a negative refractive power; a second lens having a positive refractive power; a third lens having a negative refractive power and an image-side surface that is concave toward an image-side; a fourth lens having a positive refractive power; and a fifth lens having a negative refractive power. The first, second, third, fourth, and fifth lenses are arranged sequentially from an object-side to the image-side. Each of the first, second, third, fourth, and fifth lenses has at least one aspherical surface. 1. A photographic lens comprising:a first lens having a negative refractive power;a second lens having a positive refractive power;a third lens having a negative refractive power and an image-side surface that is concave toward an image-side;a fourth lens having a positive refractive power; anda fifth lens having a negative refractive power,wherein the first, second, third, fourth, and fifth lenses are arranged sequentially from an object-side to the image-side, and each of the first, second, third, fourth, and fifth lenses has at least one aspherical surface.2. The photographic lens of claim 1 , further comprising an aperture stop arranged between an object-side of the first lens and the second lens.3. The photographic lens of claim 1 , wherein the photographic lens satisfies the following condition:{'br': None, 'i': RS', 'RS, '1/2>1,'}wherein RS1 is a radius of curvature of an object-side surface of the first lens and RS2 is a radius of curvature of an image-side surface of the first lens.4. The photographic lens of claim 1 , wherein the photographic lens satisfies the following condition:{'br': None, 'i': Подробнее

Номер записи: 152

05-08-2021 дата публикации

Optical imaging lens assembly

Номер: US20210239947A1

Автор: Fujian Dai, Liefeng ZHAO, Long Li, Saifeng LYU, Tianxiang Xing, Xiaoting Geng

Принадлежит: Zhejiang Sunny Optics Co Ltd

The present disclosure discloses an optical imaging lens assembly including, sequentially from an object side to an image side along an optical axis, a first lens having positive refractive power and a concave image-side surface; a second lens having refractive power and a concave image-side surface; a third lens having refractive power; a fourth lens having refractive power; a fifth lens having positive refractive power; a sixth lens having refractive power, a convex object-side surface and a concave image-side surface; and a seventh lens having refractive power and a concave object-side surface. Half of a maximum field-of-view HFOV of the optical imaging lens assembly and a total effective focal length f of the optical imaging lens assembly satisfy: tan(HFOV)*f ≥4.34 mm.

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Номер записи: 153

04-08-2016 дата публикации

PHOTOGRAPHING LENS SYSTEM AND PHOTOGRAPHING APPARATUS INCLUDING THE SAME

Номер: US20160223797A1

Автор: ZHAO Liefeng

Принадлежит:

A photographing lens system and a photographing apparatus including the same are provided. In the photographing lens system, as arranged in an order from an object side to an image side, a first lens having at least one inflection point, a second lens having a refractive power, a third lens having a positive refractive power, a fourth lens having a refractive power, a fifth lens having at least one aspherical surface, and a sixth lens having at least one aspherical surface. 1. A photographing lens system comprising:a first lens having at least one inflection point, an object side surface that is concave in an area around an optical axis, and an image side surface that is convex toward an image side;a second lens having a refractive power;a third lens having a positive refractive power;a fourth lens having a refractive power;a fifth lens having a refractive power and an image side surface that is convex toward the image side, wherein at least one of an object side surface and the image side surface of the fifth lens is an aspherical surface; anda sixth lens having a refractive power and an image side surface that is concave toward the image side, wherein at least one of an object side surface and the image side surface of the sixth lens is an aspherical surface,wherein the first to sixth lenses are arranged in an order from an object side to the image side.2. The photographing lens system of claim 1 , wherein the first lens claim 1 , the second lens claim 1 , and the third lens define an aperture.3. The photographing lens system of claim 2 , wherein the aperture is provided between the second lens and the third lens.4. The photographing lens system of claim 1 , satisfying an inequality that{'br': None, 'i': F', 'EFL>, '|1|/1,'}wherein “F1” denotes a focal length of the first lens and “EFL” denotes a total focal length of the photographing lens system.5. The photographing lens system of claim 1 , satisfying an inequality that{'br': None, 'i': F', 'EFL>, '|2|/1,'} ...

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Номер записи: 154

19-08-2021 дата публикации

Optical Imaging Lens

Номер: US20210255424A1

Автор: DAI Fujian, Tang Mengna, WENG Xiaofeng, WENREN Jianke, ZHAO Liefeng

Принадлежит:

An optical imaging lens is provided. The optical imaging lens includes sequentially from an object side to an Image side along an optical axis: a first lens with a positive refractive power; a second lens with a negative refractive power; a third lens with a refractive power, an object side surface of the third lens being a convex surface, an image side surface of the third lens being a concave surface;; a fourth lens with refractive power, an object side surface of the fourth lens being a convex surface, an image side surface of the fourth lens being a concave surface a fifth lens with a negative refractive power, an object side surface of the fifth lens being a convex surface, an image side surface of the fifth lens being a concave surface; and a sixth lens with a refractive power. 1. An optical imaging lens , comprising sequentially from an object side to an image side along an optical axis:a first lens with a positive refractive power;a second lens with a negative refractive power;a third lens with a refractive power, an object side surface of the third lens being a convex surface, an image side surface of the third lens being a concave surface;a fourth lens with a refractive power, an object side surface of the fourth lens being a convex surface, an image side surface of the fourth lens being a concave surface;a fifth lens with a negative refractive power, an object side surface of the fifth lens being a convex surface, an image side surface of the fifth lens being a concave surface;a sixth lens with a refractive power; whereina distance on the optical axis between the object side surface of the first lens to an imaging surface of an optical imaging lens is a Total Track Length (TTL), the TTL and a total effective focal length f of the optical imaging lens satisfy: TTL/f<1.0;{'b': 5', '6', '3', '5', '6', '3, 'a radius of curvature R of the object side surface of the third lens, the radius of curvature R of the image side surface of the third lens and a center ...

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Номер записи: 155

19-08-2021 дата публикации

OPTICAL IMAGING LENS ASSEMBLY

Номер: US20210255425A1

Автор: DAI Fujian, Jiang Chaoqun, ZHAO Liefeng

Принадлежит:

The present disclosure discloses an optical imaging lens assembly including, sequentially from an object side to an image side along an optical axis, a first lens, a second lens, a third lens, a fourth lens, a fifth lens, a sixth lens and a seventh lens. At least one of the first lens to the seventh lens is a glass lens. The third lens has positive refractive power, and an image-side surface of the third lens is a convex surface. An object-side surface of the seventh lens is a convex surface, and an image-side surface of the seventh lens is a concave surface. A maximum field-of-view FOV of the optical imaging lens assembly satisfies FOV≥134.56°. An effective half-aperture DT of an image-side surface of the sixth lens and an effective half-aperture DT of the image-side surface of the seventh lens satisfy 0.54≤DTDT 1. An optical imaging lens assembly , comprising a first lens , a second lens , a third lens , a fourth lens , a fifth lens , a sixth lens and a seventh lens , which are sequentially arranged from an object side to an image side of the optical imaging lens assembly along an optical axis ,wherein,at least one of the first lens to the seventh lens is a glass lens;the third lens has positive refractive power, and an image-side surface of the third lens is a convex surface; andan object-side surface of the seventh lens is a convex surface, and an image-side surface of the seventh lens is a concave surface,wherein FOV≥134.56°,{'b': 62', '72, '0.54≤DT/DT, and'}{'sup': '2', 'ImgH*EPD>2 mm,'}{'b': 62', '72, 'where FOV is a maximum field-of-view of the optical imaging lens assembly, DT is an effective half-aperture of an image-side surface of the sixth lens, DT is an effective half-aperture of the image-side surface of the seventh lens, ImgH is half of a diagonal length of an effective pixel area on an imaging plane of the optical imaging lens assembly, and EPD is an entrance pupil diameter of the optical imaging lens assembly.'}2. The optical imaging lens assembly ...

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Номер записи: 156

19-08-2021 дата публикации

CAMERA LENS

Номер: US20210255430A1

Автор: DAI Fujian, Tang Mengna, WENG Xiaofeng, WENREN Jianke, ZHAO Liefeng

Принадлежит: Zhejiang Sunny Optics Co., Ltd.

The present application discloses a camera lens, comprising, in order from an object side to an image side along an optical axis: a first lens having a positive refractive power; a second lens having a positive refractive power, an object side surface thereof being convex; a third lens having a refractive power; a fourth lens having a refractive power, an object side surface thereof being convex; and a fifth lens having a refractive power. An effective focal length f2 of the second lens and an effective focal length f1 of the first lens satisfy: 0.30.38.3. The camera lens according to claim 1 , wherein a radius of curvature R1 of the object side surface of the first lens claim 1 , a total effective focal length f of the camera lens claim 1 , and an ...

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Номер записи: 157

26-08-2021 дата публикации

OPTICAL IMAGING LENS

Номер: US20210263283A1

Автор: DAI Fujian, WENREN Jianke, Zhang Shuang, Zhang Xiaobin, ZHAO Liefeng

Принадлежит: Zhejiang Sunny Optics Co., Ltd.

The present application discloses an optical imaging lens, comprising, in order from an object side to an image side along an optical axis: a first lens having a positive refractive power; a second lens having a positive refractive power; a third lens having a negative refractive power; a fourth lens; a fifth lens having a negative refractive power; and a sixth lens having a positive refractive power, wherein a distance TTL from an object side surface of the first lens to an imaging plane of the optical imaging lens on the optical axis and an entrance pupil diameter EPD of the optical imaging lens satisfy TTL/EPD<1.9; and a total effective focal length f of the optical imaging lens satisfies 6.0 mm Подробнее

Номер записи: 158

26-08-2021 дата публикации

OPTICAL IMAGING LENS ASSEMBLY

Номер: US20210263284A1

Автор: DAI Fujian, HE Lingbo, Li Jianjun, Li Yanping, ZHAO Liefeng

Принадлежит:

The present disclosure discloses an optical imaging lens assembly including, sequentially from an object side to an image side along an optical axis, a first lens, a second lens, a third lens, a fourth lens, a fifth lens and a sixth lens. Each of the first to the sixth lenses has reactive power. The second lens has positive refractive power. An image-side surface of the fourth lens is concave. A radius of curvature R2 of an image-side surface of the first lens, a radius of curvature R5 of an object-side surface of the third lens and an effective focal length f3 of the third lens satisfy: 2.5<(R2+R5)/f3<11.0. 1. An optical imaging lens assembly , comprising: a first lens , a second lens , a third lens , a fourth lens , a fifth lens and a sixth lens , which are sequentially arranged from an object side to an image side of the optical imaging lens assembly along an optical axis , and each of the first to the sixth lenses having refractive power ,the second lens having positive refractive power; andan image-side surface of the fourth lens being concave,wherein 2.5<(R2+R5)/f3<11.0,where R2 is a radius of curvature of an image-side surface of the first lens, R5 is a radius of curvature of an object-side surface of the third lens, and f3 is an effective focal length of the third lens.2. The optical imaging lens assembly according to claim 1 , wherein TTL/f<1 claim 1 ,where TTL is a distance along the optical axis from an object-side surface of the first lens to an imaging plane of the optical imaging lens assembly, and f is a total effective focal length of the optical imaging lens assembly.3. The optical imaging lens assembly according to claim 1 , wherein 1.0 mm Подробнее

Номер записи: 159

26-08-2021 дата публикации

OPTICAL IMAGING LENS ASSEMBLY

Номер: US20210263287A1

Автор: DAI Fujian, Lu Fenglong, WENREN Jianke, ZHAO Liefeng

Принадлежит:

The present disclosure discloses an optical imaging lens assembly including, sequentially from an object side to an image side along an optical axis, a first lens having refractive power, a concave object-side surface and a concave image-side surface; a second lens having positive refractive power; a third lens having refractive power and a convex object-side surface; a fourth lens having positive refractive power; and a fifth lens having negative refractive power. An effective focal length f1 of the first lens and a radius of curvature R1 of the object-side surface of the first lens satisfy 0.7≤f1/R1<1.5. 1. An optical imaging lens assembly , sequentially from an object side to an image side of the optical imaging lens assembly along an optical axis , comprising:a first lens having refractive power, a concave object-side surface and a concave image-side surface;a second lens having positive refractive power;a third lens having refractive power and a convex object-side surface;a fourth lens having positive refractive power; anda fifth lens having negative refractive power,wherein 0.7≤f1/R1<1.5, where f1 is an effective focal length of the first lens, and R1 is a radius of curvature of the object-side surface of the first lens.2. The optical imaging lens assembly according to claim 1 , wherein ImgH/f<1.4 claim 1 ,where ImgH is half of a diagonal length of an effective pixel area on an imaging plane of the optical imaging lens assembly, and f is a total effective focal length of the optical imaging lens assembly.3. The optical imaging lens assembly according to claim 1 , wherein 100° Подробнее

Номер записи: 160

09-09-2021 дата публикации

CAMERA LENS ASSEMBLY

Номер: US20210278632A1

Автор: DAI Fujian, Ji Yunbing, WANG Xinquan, ZHAO Liefeng

Принадлежит:

The present disclosure discloses a camera lens assembly including, sequentially from an object side to an image side along an optical axis, a first lens having positive refractive power; a second lens having negative refractive power; a third lens having refractive power; a fourth lens having refractive power; a fifth lens having refractive power; a sixth lens having refractive power; a seventh lens having positive refractive power; and an eighth lens having negative refractive power. A combined focal length f67 of the sixth lens and the seventh lens and a distance BFL along the optical axis from an image-side surface of the eighth lens to an imaging plane of the camera lens assembly satisfy: 7.00 Подробнее

Номер записи: 161

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